Rafael Cela
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Rafael Celacomputer-science Degrees
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Computer Science
Rafael Cela's Degrees
- PhD Computer Science Stanford University
- Masters Computer Science University of California, Berkeley
- Bachelors Computer Science University of California, Berkeley
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(Suggest an Edit or Addition)Rafael Cela's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Ultrasound-assisted emulsification-microextraction of emergent contaminants and pesticides in environmental waters. (2008) (510)
- Solid-phase extraction of phenols. (2000) (293)
- Determination of natural and synthetic estrogens in water by gas chromatography with mass spectrometric detection. (2004) (188)
- Optimization of a derivatization-solid-phase microextraction method for the analysis of thirty phenolic pollutants in water samples. (2002) (175)
- Monitoring the photochemical degradation of triclosan in wastewater by UV light and sunlight using solid-phase microextraction. (2006) (174)
- Determination of acidic drugs in sewage water by gas chromatography-mass spectrometry as tert.-butyldimethylsilyl derivatives. (2003) (172)
- Evaluation of the occurrence and biodegradation of parabens and halogenated by-products in wastewater by accurate-mass liquid chromatography-quadrupole-time-of-flight-mass spectrometry (LC-QTOF-MS). (2011) (170)
- Development of an ionic liquid based dispersive liquid-liquid microextraction method for the analysis of polycyclic aromatic hydrocarbons in water samples. (2009) (168)
- Aquatic degradation of triclosan and formation of toxic chlorophenols in presence of low concentrations of free chlorine (2005) (167)
- Multivariate optimization of a solid-phase microextraction method for the analysis of phthalate esters in environmental waters. (2005) (159)
- Optimisation of a solid-phase microextraction method for the determination of parabens in water samples at the low ng per litre level. (2006) (152)
- Formation of halogenated by-products of parabens in chlorinated water. (2006) (143)
- Development of a dispersive liquid-liquid microextraction method for organophosphorus flame retardants and plastizicers determination in water samples. (2007) (138)
- Simultaneous determination of parabens, triclosan and triclocarban in water by liquid chromatography/electrospray ionisation tandem mass spectrometry. (2009) (137)
- Determination of parabens and triclosan in indoor dust using matrix solid-phase dispersion and gas chromatography with tandem mass spectrometry. (2007) (134)
- Solid-phase extraction followed by dispersive liquid-liquid microextraction for the sensitive determination of selected fungicides in wine. (2009) (127)
- Suitability of solid-phase microextraction for the determination of organophosphate flame retardants and plasticizers in water samples. (2006) (126)
- Determination of drugs of abuse in water by solid-phase extraction, derivatisation and gas chromatography-ion trap-tandem mass spectrometry. (2010) (126)
- Microwave assisted extraction followed by gas chromatography with tandem mass spectrometry for the determination of triclosan and two related chlorophenols in sludge and sediments. (2005) (124)
- Combination of off-line solid-phase extraction and on-column sample stacking for sensitive determination of parabens and p-hydroxybenzoic acid in waters by non-aqueous capillary electrophoresis. (2009) (121)
- Development of a solid-phase microextraction gas chromatography/tandem mass spectrometry method for polybrominated diphenyl ethers and polybrominated biphenyls in water samples. (2004) (120)
- Microwave-assisted extraction of organophosphate flame retardants and plasticizers from indoor dust samples. (2007) (115)
- Development of a solid-phase microextraction method for the analysis of phenolic flame retardants in water samples. (2006) (114)
- Screening and selective quantification of illicit drugs in wastewater by mixed-mode solid-phase extraction and quadrupole-time-of-flight liquid chromatography-mass spectrometry. (2012) (114)
- Solid-phase microextraction with on-fiber derivatization for the analysis of anti-inflammatory drugs in water samples. (2004) (112)
- Determination of synthetic phenolic antioxidants and their metabolites in water samples by downscaled solid-phase extraction, silylation and gas chromatography-mass spectrometry. (2010) (107)
- Sensitive determination of salicylate and benzophenone type UV filters in water samples using solid-phase microextraction, derivatization and gas chromatography tandem mass spectrometry. (2009) (105)
- Study of some UV filters stability in chlorinated water and identification of halogenated by-products by gas chromatography-mass spectrometry. (2008) (104)
- Pressurized liquid extraction with in-cell clean-up followed by gas chromatography-tandem mass spectrometry for the selective determination of parabens and triclosan in indoor dust. (2007) (102)
- Applicability of solid-phase microextraction followed by on-fiber silylation for the determination of estrogens in water samples by gas chromatography-tandem mass spectrometry. (2004) (101)
- Determination of chlorophenols at the sub-ppb level in tap water using derivatization, solid-phase extraction and gas chromatography with plasma atomic emission detection (1996) (98)
- Optimization of solid-phase microextraction conditions for the determination of triclosan and possible related compounds in water samples. (2005) (96)
- Simultaneous determination of traces of pyrethroids, organochlorines and other main plant protection agents in agricultural soils by headspace solid-phase microextraction-gas chromatography. (2008) (95)
- Dispersive liquid-liquid microextraction applied to the simultaneous derivatization and concentration of triclosan and methyltriclosan in water samples. (2009) (92)
- Optimization of methylmercury microwave-assisted extraction from aquatic sediments (1997) (91)
- Determination of artificial sweeteners in water samples by solid-phase extraction and liquid chromatography-tandem mass spectrometry. (2012) (86)
- Solid-phase microextraction-gas chromatography-mass spectrometry for the analysis of selective serotonin reuptake inhibitors in environmental water. (2004) (85)
- Development of a solid-phase microextraction gas chromatography with microelectron-capture detection method for a multiresidue analysis of pesticides in bovine milk. (2008) (83)
- Confirmation of the formation of dichlorodibenzo-p-dioxin in the photodegradation of triclosan by photo-SPME (2005) (83)
- Solid-phase extraction followed by liquid chromatography-tandem mass spectrometry for the determination of hydroxylated benzophenone UV absorbers in environmental water samples. (2009) (80)
- Rapid screening of selective serotonin re-uptake inhibitors in urine samples using solid-phase microextraction gas chromatography–mass spectrometry (2005) (80)
- Determination of fungicides in wine by mixed-mode solid phase extraction and liquid chromatography coupled to tandem mass spectrometry. (2010) (80)
- Optimization of a microwave-assisted extraction method for the analysis of polycyclic aromatic hydrocarbons from fish samples. (2006) (80)
- Comparison of molecularly imprinted, mixed-mode and hydrophilic balance sorbents performance in the solid-phase extraction of amphetamine drugs from wastewater samples for liquid chromatography-tandem mass spectrometry determination. (2009) (78)
- Analytical applications of some flotation techniques-a review. (1990) (77)
- Methylmercury determination in biological samples by derivatization, solid-phase microextraction and gas chromatography with microwave-induced plasma atomic emission spectrometry. (2002) (75)
- Optimisation of a solid-phase microextraction method for synthetic musk compounds in water. (2002) (73)
- Fabric phase sorptive extraction: a new sorptive microextraction technique for the determination of non-steroidal anti-inflammatory drugs from environmental water samples. (2015) (73)
- Evaluation of supercritical fluid extraction, microwave-assisted extraction and sonication in the determination of some phenolic compounds from various soil matrices (1997) (70)
- Optimization of a Microwave-assisted Extraction Method for Phenol and Methylphenol Isomers in Soil Samples Using a Central Composite Design (1997) (68)
- Dispersive liquid–liquid microextraction followed by gas chromatography–mass spectrometry for the rapid and sensitive determination of UV filters in environmental water samples (2010) (68)
- On-fibre silylation following solid-phase microextraction for the determination of acidic herbicides in water samples by gas chromatography (2005) (66)
- Speciation of organomercurials in marine samples using capillary electrophoresis. (1993) (64)
- Application of matrix solid-phase dispersion in the analysis of priority polycyclic aromatic hydrocarbons in fish samples. (2005) (64)
- Wastewater-Based Epidemiology as a New Tool for Estimating Population Exposure to Phthalate Plasticizers. (2017) (62)
- Healthy effect of different proportions of marine ω-3 PUFAs EPA and DHA supplementation in Wistar rats: Lipidomic biomarkers of oxidative stress and inflammation. (2015) (62)
- Highly selective and efficient determination of US Environmental Protection Agency priority phenols employing solid-phase extraction and non-aqueous capillary electrophoresis. (2000) (61)
- Simultaneous determination of neutral and acidic pharmaceuticals in wastewater by high-performance liquid chromatography-post-column photochemically induced fluorimetry. (2003) (61)
- Assessment of local tobacco consumption by liquid chromatography-tandem mass spectrometry sewage analysis of nicotine and its metabolites, cotinine and trans-3'-hydroxycotinine, after enzymatic deconjugation. (2014) (60)
- Determination of selected UV filters in indoor dust by matrix solid-phase dispersion and gas chromatography-tandem mass spectrometry. (2009) (59)
- Chemometric-assisted method development in reversed-phase liquid chromatography. (2013) (58)
- Selective determination of COXIBs in environmental water samples by mixed-mode solid phase extraction and liquid chromatography quadrupole time-of-flight mass spectrometry. (2014) (58)
- Multivariate optimization of the factors influencing the solid-phase microextraction of pyrethroid pesticides in water. (2006) (58)
- Optimisation of a matrix solid-phase dispersion method for the determination of organophosphate compounds in dust samples. (2007) (58)
- Determination of organophosphate flame retardants and plasticizers in sediment samples using microwave-assisted extraction and gas chromatography with inductively coupled plasma mass spectrometry. (2009) (57)
- Screening for Polar Chemicals in Water by Trifunctional Mixed-Mode Liquid Chromatography-High Resolution Mass Spectrometry. (2017) (57)
- Reaction of diazepam and related benzodiazepines with chlorine. Kinetics, transformation products and in-silico toxicological assessment. (2017) (57)
- Simplified sample preparation method for triclosan and methyltriclosan determination in biota and foodstuff samples. (2008) (57)
- Transformation of phenazone-type drugs during chlorination. (2012) (56)
- Pressurized liquid extraction of organophosphate triesters from sediment samples using aqueous solutions. (2009) (55)
- Capillary electrophoresis and sample stacking in non-aqueous media for the analysis of priority pollutant phenols (1999) (54)
- Oxidation of non-steroidal anti-inflammatory drugs with aqueous permanganate. (2013) (54)
- Pressurized solvent extraction followed by gas chromatography tandem mass spectrometry for the determination of benzotriazole light stabilizers in indoor dust. (2010) (53)
- Development of a sensitive methodology for the analysis of chlorobenzenes in air by combination of solid-phase extraction and headspace solid-phase microextraction. (2004) (53)
- Oxidation of synthetic phenolic antioxidants during water chlorination. (2012) (52)
- Multi-residue screening of chlorinated and brominated compounds from aquaculture samples using matrix solid-phase dispersion--gas chromatography-mass spectrometry. (2005) (51)
- Development of a matrix solid-phase dispersion method for the simultaneous determination of pyrethroid and organochlorinated pesticides in cattle feed. (2009) (51)
- Selective determination of antimycotic drugs in environmental water samples by mixed-mode solid-phase extraction and liquid chromatography quadrupole time-of-flight mass spectrometry. (2014) (49)
- Determination of musk compounds in sewage treatment plant sludge samples by solid-phase microextraction. (2003) (49)
- Simplified matrix solid phase dispersion procedure for the determination of parabens and benzophenone-ultraviolet filters in human placental tissue samples. (2014) (49)
- Determination of benzodiazepines, related pharmaceuticals and metabolites in water by solid-phase extraction and liquid-chromatography-tandem mass spectrometry. (2014) (48)
- Approaches for the simultaneous extraction of tetrabromobisphenol A, tetrachlorobisphenol A, and related phenolic compounds from sewage sludge and sediment samples based on matrix solid-phase dispersion. (2006) (48)
- Optimization of the matrix solid-phase dispersion sample preparation procedure for analysis of polycyclic aromatic hydrocarbons in soils: comparison with microwave-assisted extraction. (2007) (48)
- Determination of chlorophenols in drinking water samples at the subnanogram per millilitre level by gas chromatography with atomic emission detection. (1994) (47)
- Analysis of tetrabromobisphenol A and other phenolic compounds in water samples by non-aqueous capillary electrophoresis coupled to photodiode array ultraviolet detection. (2005) (47)
- Evaluation of two solid-phase extraction procedures for the preconcentration of chlorophenols in drinking water. (1997) (47)
- Solid-phase extraction followed by liquid chromatography quadrupole time-of-flight tandem mass spectrometry for the selective determination of fungicides in wine samples. (2011) (47)
- In-sample acetylation-non-porous membrane-assisted liquid–liquid extraction for the determination of parabens and triclosan in water samples (2010) (47)
- Dispersive liquid-liquid microextraction using non-chlorinated, lighter than water solvents for gas chromatography-mass spectrometry determination of fungicides in wine. (2011) (46)
- Mixed-mode solid-phase extraction followed by liquid chromatography-tandem mass spectrometry for the determination of tri- and di-substituted organophosphorus species in water samples. (2010) (46)
- Development of a matrix solid-phase dispersion method for the determination of polycyclic aromatic hydrocarbons in sewage sludge samples. (2008) (45)
- Optimization of the extraction of polycyclic aromatic hydrocarbons from wood samples by the use of microwave energy. (2000) (45)
- Development of a method based on sorbent trapping followed by solid-phase microextraction for the determination of synthetic musks in indoor air. (2009) (45)
- Development of a solid-phase extraction method for the simultaneous determination of chloroanisoles and chlorophenols in red wine using gas chromatography–tandem mass spectrometry (2005) (44)
- Evaluation of liquid-liquid microextraction using polypropylene microporous membranes for the determination of organophosphorus flame retardants and plasticizers in water samples. (2008) (43)
- Ion-pair reversed-phase liquid chromatography-quadrupole-time-of-flight and triple-quadrupole-mass spectrometry determination of ethyl sulfate in wastewater for alcohol consumption tracing. (2014) (43)
- Headspace solid-phase microextraction followed by gas chromatography tandem mass spectrometry for the sensitive determination of benzotriazole UV stabilizers in water samples (2010) (43)
- Headspace solid-phase microextraction gas chromatography tandem mass spectrometry for the determination of brominated flame retardants in environmental solid samples (2006) (43)
- Determination of phenolic pollutants in drinking water by capillary electrophoresis in the sample stacking mode. (1997) (42)
- Assessment of benzophenone-4 reactivity with free chlorine by liquid chromatography quadrupole time-of-flight mass spectrometry. (2012) (42)
- Optimization of pressurized liquid extraction and purification conditions for gas chromatography-mass spectrometry determination of UV filters in sludge. (2011) (41)
- Optimization of a dispersive liquid–liquid microextraction method for the analysis of benzotriazoles and benzothiazoles in water samples (2012) (40)
- Simultaneous determination of benzotriazole and benzothiazole derivatives in aqueous matrices by mixed-mode solid-phase extraction followed by liquid chromatography–tandem mass spectrometry (2012) (40)
- Development of a high-throughput method for the determination of organochlorinated compounds, nitromusks and pyrethroid insecticides in indoor dust. (2007) (40)
- Investigation of photodegradation products generated after UV-irradiation of five polybrominated diphenyl ethers using photo solid-phase microextraction. (2005) (39)
- Optimization of a sensitive method for the determination of nitro musk fragrances in waters by solid-phase microextraction and gas chromatography with micro electron capture detection using factorial experimental design (2007) (39)
- Further research on the photo-SPME of triclosan (2006) (39)
- Determination of polybrominated diphenyl ethers in domestic dust by microwave-assisted solvent extraction and gas chromatography-tandem mass spectrometry. (2006) (39)
- Phenol and methylphenol isomers determination in soils by in-situ microwave-assisted extraction and derivatisation (1997) (39)
- PREOPT-W: A Simulation Program for Off-line Optimization of Binary Gradient Separations in HPLC-I. Fundamentals and Overview (1996) (38)
- Assessment of gas chromatography time-of-flight accurate mass spectrometry for identification of volatile and semi-volatile compounds in honey. (2014) (38)
- Multiclass semi-volatile compounds determination in wine by gas chromatography accurate time-of-flight mass spectrometry. (2016) (38)
- Simultaneous determination of p‐hydroxybenzoic acid and parabens by capillary electrophoresis with improved sensitivity in nonaqueous media (2008) (38)
- Determination of perfluorinated compounds in mollusks by matrix solid-phase dispersion and liquid chromatography–tandem mass spectrometry (2011) (37)
- Determination of polychlorinated biphenyls in milk samples by saponification-solid-phase microextraction. (2001) (37)
- Determination of chlorophenols in drinking water with high resolution gas chromatography-tandem mass spectrometry. (1996) (37)
- Rapid and sensitive determination of pyrethroids indoors using active sampling followed by ultrasound-assisted solvent extraction and gas chromatography. (2006) (37)
- Natural sunlight and sun simulator photolysis studies of tetra- to hexa-brominated diphenyl ethers in water using solid-phase microextraction. (2006) (36)
- Ion-pair sorptive extraction of perfluorinated compounds from water with low-cost polymeric materials: polyethersulfone vs polydimethylsiloxane. (2012) (36)
- Objective functions in experimental and simulated chromatographic optimization (1989) (36)
- Alternative sample preparation method for photochemical studies based on solid phase microextraction: synthetic pyrethroid photochemistry. (2007) (36)
- Mixed-mode solid-phase extraction followed by acetylation and gas chromatography mass spectrometry for the reliable determination of trans-resveratrol in wine samples. (2010) (36)
- Determination of Δ9-tetrahydrocannabinol and 11-nor-9-carboxy-Δ9-tetrahydrocannabinol in water samples by solid-phase microextraction with on-fiber derivatization and gas chromatography-mass spectrometry. (2012) (36)
- A new treatment by dispersive liquid–liquid microextraction for the determination of parabens in human serum samples (2013) (36)
- In-sample derivatization-solid-phase microextraction of amphetamines and ecstasy related stimulants from water and urine. (2013) (36)
- Determination of artificial sweeteners in sewage sludge samples using pressurised liquid extraction and liquid chromatography-tandem mass spectrometry. (2013) (35)
- Multicriteria optimisation of a simultaneous supercritical fluid extraction and clean-up procedure for the determination of persistent organohalogenated pollutants in aquaculture samples. (2007) (35)
- Legacy and emerging pollutants in marine bivalves from the Galician coast (NW Spain). (2019) (35)
- Gas chromatography quadrupole time-of-flight mass spectrometry determination of benzotriazole ultraviolet stabilizers in sludge samples. (2013) (35)
- On-fibre photodegradation studies of polychlorinated biphenyls using SPME-GC-MS-MS: a new approach. (2002) (34)
- Matrix solid-phase dispersion followed by gas chromatography-mass spectrometry for the determination of triclosan and methyl triclosan in sludge and sediments (2010) (34)
- Determination of phenols in soils by in situ acetylation headspace solid‐phase microextraction (2000) (34)
- Multi-objective optimisation using evolutionary algorithms: its application to HPLC separations (2003) (34)
- Photolysis of polychlorinated biphenyls by solid-phase microextraction. "On-fibre" versus aqueous photodegradation. (2002) (34)
- Sampling and analysis of polychlorinated biphenyls in indoor air by sorbent enrichment followed by headspace solid-phase microextraction and gas chromatography-tandem mass spectrometry. (2005) (33)
- Determination of hydroxylated stilbenes in wine by dispersive liquid-liquid microextraction followed by gas chromatography mass spectrometry. (2012) (33)
- Lipidomic analysis of polyunsaturated fatty acids and their oxygenated metabolites in plasma by solid-phase extraction followed by LC-MS (2014) (33)
- Evaluation of low-cost disposable polymeric materials for sorptive extraction of organic pollutants in water samples. (2012) (32)
- Simultaneous separation of copper, cadmium and cobalt from sea-water by co-flotation with octadecylamine and ferric hydroxide as collectors. (1984) (32)
- Supersaturated experimental designs. New approaches to building and using it (2000) (32)
- Selective extraction and determination of neonicotinoid insecticides in wine by liquid chromatography-tandem mass spectrometry. (2016) (32)
- Optimisation of alachlor solid-phase microextraction from water samples using experimental design. (2000) (31)
- Combination of solid-phase extraction procedures with gas chromatographic hyphenated techniques for chlorophenol determination in drinking water (1997) (31)
- Investigation of the transformation of 11-nor-9-carboxy-Δ(9)-tetrahydrocannabinol during water chlorination by liquid chromatography-quadrupole-time-of-flight-mass spectrometry. (2013) (31)
- Determination of artificial sweeteners in beverages with green mobile phases and high temperature liquid chromatography-tandem mass spectrometry. (2015) (31)
- Matrix solid-phase dispersion combined with gas chromatography-mass spectrometry for the determination of fifteen halogenated flame retardants in mollusks. (2013) (30)
- Methylmercury extraction from aquatic sediments: A comparison between manual, supercritical fluid and microwave-assisted techniques (1999) (30)
- Selective extraction of antimycotic drugs from sludge samples using matrix solid-phase dispersion followed by on-line clean-up (2014) (30)
- Matrix solid-phase dispersion followed by gas chromatography tandem mass spectrometry for the determination of benzotriazole UV absorbers in sediments (2011) (30)
- Determination of pentachlorophenol in water samples by capillary zone electrophoresis (1996) (30)
- Speciation of organotin compounds in marine biomaterials after basic leaching in a non-focused microwave extractor equipped with pressurized vessels. (1997) (30)
- Determination of benzotriazoles in water samples by concurrent derivatization-dispersive liquid-liquid microextraction followed by gas chromatography-mass spectrometry. (2014) (29)
- Studies on the Use of Colloidal Gas Aphrons in Coflotation and Solvent Sublation Processes. a Comparison with the Conventional Technique (1989) (29)
- Suitability of polypropylene microporous membranes for liquid- and solid-phase extraction of halogenated anisoles from water samples. (2008) (29)
- Simple approach for the determination of brominated flame retardants in environmental solid samples based on solvent extraction and solid-phase microextraction followed by gas chromatography-tandem mass spectrometry. (2006) (29)
- Mixed-mode solid-phase extraction followed by dispersive liquid-liquid microextraction for the sensitive determination of ethylphenols in red wines. (2012) (29)
- Time-of-flight mass spectrometry assessment of fluconazole and climbazole UV and UV/H2O2 degradability: Kinetics study and transformation products elucidation. (2016) (29)
- Determination of Persistent and Mobile Organic Contaminants (PMOCs) in Water by Mixed-Mode Liquid Chromatography-Tandem Mass Spectrometry. (2019) (29)
- Reaction of β-blockers and β-agonist pharmaceuticals with aqueous chlorine. Investigation of kinetics and by-products by liquid chromatography quadrupole time-of-flight mass spectrometry (2012) (29)
- Application of strategic sample composition to the screening of anti-inflammatory drugs in water samples using solid-phase microextraction (2004) (28)
- Determination of trace levels of aquaculture chemotherapeutants in seawater samples by SPME-GC-MS/MS. (2008) (28)
- Factorial-design optimization of gas chromatographic analysis of tetrabrominated to decabrominated diphenyl ethers. Application to domestic dust (2007) (27)
- Determination of tri- through heptachlorobiphenyls in water samples by SPME-GC-MS-MS: Comparison of PDMS and PDMS-DVB coatings (2001) (27)
- Comprehensive evaluation of the photo-transformation routes of trans-resveratrol. (2015) (27)
- Active sampling followed by solid-phase microextraction for the determination of pyrethroids in indoor air. (2006) (27)
- The preopt package for pre-optimization of gradient elutions in high-performance liquid chromatography (1986) (26)
- A sensitive and efficient procedure for the high throughput determination of banned aromatic amines in textiles and leather products aided by advanced sample composition (2010) (26)
- Multi-residue determination of psychoactive pharmaceuticals, illicit drugs and related metabolites in wastewater by ultra-high performance liquid chromatography-tandem mass spectrometry. (2018) (26)
- Solid-phase microextraction followed by gas chromatography-mass spectrometry for the determination of ink photo-initiators in packed milk. (2010) (26)
- Experimental design approach for the extraction of methylmercury from certified reference materials using microwave energy (1999) (26)
- On-fiber photodegradation after solid-phase microextraction of p,p'-DDT and two of its major photoproducts, p,p'-DDE and p,p'-DDD. (2003) (26)
- Investigation of liquid chromatography quadrupole time-of-flight mass spectrometry performance for identification and determination of hydroxylated stilbene antioxidants in wine. (2014) (26)
- Effects of sample pretreatment and storage conditions in the determination of pyrethroids in water samples by solid-phase microextraction and gas chromatography–mass spectrometry (2007) (26)
- Analysis of barbiturates by micro-high-performance liquid chromatography with post-column photochemical derivatization. (2000) (26)
- Multivariate Optimization of Supercritical Fluid Derivatization and Extraction of Phenol in Soil Samples (1996) (25)
- Assessing population exposure to phthalate plasticizers in thirteen Spanish cities through the analysis of wastewater. (2020) (25)
- Photochemical studies of a polybrominated diphenyl ethers (PBDES) technical mixture by solid phase microextraction (SPME). (2005) (25)
- Optimization of supercritical fluid extraction of phenol and cresols in soil samples (1996) (24)
- Evaluation of capillary columns used in the routine determination of methylmercury in biological and environmental materials (1992) (24)
- Post-column photochemical derivatization in high-performance liquid chromatography (1999) (24)
- Microwave-assisted Extraction of Monoterpenols in Must Samples (1997) (24)
- Photodegradation of nitenpyram under UV and solar radiation: Kinetics, transformation products identification and toxicity prediction. (2018) (24)
- Analytical solvent sublation of metallic dithizonates. Part I. Solvent sublation of copper (1982) (24)
- PREOPT-W: A Simulation Program for Off-line Optimization of Binary Gradient Separations in HPLC-II. Data Management and Miscellaneous Aspects of Use (1996) (23)
- Study of the photoinduced degradation of polycyclic musk compounds by solid-phase microextraction and gas chromatography/mass spectrometry. (2004) (23)
- Rapid screening of polychlorinated biphenyls in sediments using non-equilibrium solid-phase microextraction and fast gas chromatography with electron-capture detection. (2006) (23)
- Comparative study of aqueous and non-aqueous capillary electrophoresis in the separation of halogenated phenolic and bisphenolic compounds in water samples. (2005) (23)
- Transformation of cocaine during water chlorination (2012) (22)
- Determination of 18 organophosphorus flame retardants/plasticizers in mussel samples by matrix solid-phase dispersion combined to liquid chromatography-tandem mass spectrometry. (2020) (22)
- Liquid chromatography quadrupole time-of-flight mass spectrometry selective determination of ochratoxin A in wine. (2016) (22)
- Field‐amplified sample stacking and nonaqueous capillary electrophoresis determination of complex mixtures of polar aromatic sulfonates (2002) (22)
- Polyethersulfone solid-phase microextraction followed by liquid chromatography quadrupole time-of-flight mass spectrometry for benzotriazoles determination in water samples. (2013) (22)
- Applicability of solid-phase microextraction combined with gas chromatography atomic emission detection (GC-MIP AED) for the determination of butyltin compounds in sediment samples (2004) (22)
- Development of a solid-phase microextraction-gas chromatography-tandem mass spectrometry method for the analysis of chlorinated toluenes in environmental waters. (2009) (22)
- Matrix solid-phase dispersion of polybrominated diphenyl ethers and their hydroxylated and methoxylated analogues in lettuce, carrot and soil. (2014) (21)
- Supersaturated experimental designs: new approaches to building and using it: Part II. Solving supersaturated designs by genetic algorithms (2001) (21)
- The photochemical behaviour of five household pyrethroid insecticides and a synergist as studied by photo-solid-phase microextraction (2007) (21)
- Identification and determination of chlorinated azoles in sludge using liquid chromatography quadrupole time-of-flight and triple quadrupole mass spectrometry platforms. (2016) (21)
- Determination of Mo(VI) in tap-water and sea-water by differential-pulse polarography and co-flotation. (1988) (20)
- Resolution of complex mixtures of non-flavonoid polyphenols by column-switching high-performance liquid chromatography using octadecylsilica and graphitized carbon columns (1996) (20)
- Chlorination and bromination of 1,3-diphenylguanidine and 1,3-di-o-tolylguanidine: Kinetics, transformation products and toxicity assessment. (2019) (20)
- Liquid chromatography time-of-flight mass spectrometry following sorptive microextraction for the determination of fungicide residues in wine (2011) (20)
- In-vitro estimation of bioaccessibility of chlorinated organophosphate flame retardants in indoor dust by fasting and fed physiologically relevant extraction tests. (2017) (19)
- Computer assisted optimization of liquid chromatographic separations of small molecules using mixed-mode stationary phases. (2012) (19)
- Matrix solid-phase dispersion combined to liquid chromatography-tandem mass spectrometry for the determination of paraben preservatives in mollusks. (2016) (19)
- Strategic sample composition in the screening of polycyclic aromatic hydrocarbons in drinking water samples using liquid chromatography with fluorimetric detection. (2004) (19)
- Development of a sample preparation procedure of sewage sludge samples for the determination of polycyclic aromatic hydrocarbons based on selective pressurized liquid extraction. (2010) (19)
- Automated off-line optimisation of programmed elutions in reversed-phase high-performance liquid chromatography using ternary solvent mixtures (2003) (19)
- Liquid chromatography quadrupole time-of-flight mass spectrometry quantification and screening of organophosphate compounds in sludge. (2014) (19)
- Selective determination of sartan drugs in environmental water samples by mixed-mode solid-phase extraction and liquid chromatography tandem mass spectrometry. (2019) (19)
- Sample preparation of sewage sludge and soil samples for the determination of polycyclic aromatic hydrocarbons based on one-pot microwave-assisted saponification and extraction (2007) (18)
- Simultaneous determination of butyltin and phenyltin species in sediments using ultrasound-assisted leaching (2001) (18)
- Assessment of alcoholic distillates for the extraction of bioactive polyphenols from grapevine canes (2018) (18)
- Alternative sorptive extraction method for gas chromatography determination of halogenated anisoles in water and wine samples. (2007) (18)
- Microwave-assisted extraction and large-volume injection gas chromatography tandem mass spectrometry determination of multiresidue pesticides in edible seaweed (2010) (18)
- PREOPT-W: Off-line Optimization of Binary Gradient Separations in HPLC By Simulation - III. Phase 2and the Objective Functions (1996) (17)
- Dispersive liquid-liquid microextraction with non-halogenated extractants for trihalomethanes determination in tap and swimming pool water. (2012) (17)
- Suitability of polydimethylsiloxane rods for the headspace sorptive extraction of polybrominated diphenyl ethers from water samples. (2007) (17)
- Transformation of methadone and its main human metabolite, 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine (EDDP), during water chlorination. (2015) (17)
- Computer-assisted transfer of programmed elutions in reversed-phase high-performance liquid chromatography. (2006) (17)
- Optimization of matrix solid-phase dispersion conditions for UV filters determination in biota samples (2013) (16)
- Evaluation of polyethersulfone performance for the microextraction of polar chlorinated herbicides from environmental water samples. (2014) (16)
- Matrix solid-phase dispersion and solid-phase microextraction applied to study the distribution of fenbutatin oxide in grapes and white wine (2009) (16)
- New cluster mapping tools for the graphical assessment of non-dominated solutions in multi-objective optimization (2012) (15)
- New approach based on solid-phase microextraction to estimate polydimethylsiloxane fibre coating-water distribution coefficients for brominated flame retardants. (2006) (15)
- Assessment of dispersive liquid-liquid microextraction conditions for gas chromatography time-of-flight mass spectrometry identification of organic compounds in honey. (2014) (15)
- Multianalyte, high-throughput liquid chromatography tandem mass spectrometry method for the sensitive determination of fungicides and insecticides in wine (2017) (15)
- Solid-phase microextraction with simultaneous oxidative sample treatment for the sensitive determination of tetra- to hexa-brominated diphenyl ethers in sediments. (2010) (15)
- Optimization of analytical foam flotation separations by means of the simplex algorithm (1986) (15)
- Application of polypropylene tubes as single-use and low-cost sorptive extraction materials for the determination of benzodiazepines and zolpidem in water samples (2015) (15)
- Analysis of structural isomers of polychlorinated phenols in water by liquid-nitrogen-trapping gas chromatography-Fourier transform infrared spectroscopy (1996) (15)
- Development of a rotatory and continuous liquid–liquid extraction technique for phenolic compounds in wine (1996) (15)
- Microwave-assisted extraction followed by headspace solid-phase microextraction and gas chromatography with mass spectrometry detection (MAE-HSSPME-GC-MS/MS) for determination of polybrominated compounds in aquaculture samples (2007) (15)
- Application of solid-phase microextraction to the study of the photochemical behaviour of five priority pesticides: "on-fiber" and aqueous photodegradation. (2004) (15)
- Mercury speciation in raw sediments of the pontevedra estuary (Galicia‐Spain) (1992) (15)
- Determination of the cardiac drug amiodarone and its N-desethyl metabolite in sludge samples. (2015) (14)
- Further solid-phase microextraction-gas chromatography-mass spectrometry applications: "on-fibre" and aqueous photodegradation of nitro musks. (2004) (14)
- Application of chemometric techniques to the optimization of the solid-phase extraction of 27 pesticides before GC-MIP-AES analysis (1999) (14)
- Free chlorine reactions of angiotensin II receptor antagonists: Kinetics study, transformation products elucidation and in-silico ecotoxicity assessment. (2019) (14)
- Dispersive liquid-liquid microextraction and gas chromatography accurate mass spectrometry for extraction and non-targeted profiling of volatile and semi-volatile compounds in grape marc distillates. (2018) (14)
- Combination of different chromatographic and sampling modes for high-resolution mass spectrometric screening of organic microcontaminants in water (2021) (14)
- Fabric phase sorptive extraction followed by ultra-performance liquid chromatography-tandem mass spectrometry for the determination of fungicides and insecticides in wine. (2019) (13)
- Silicone discs as disposable enrichment probes for gas chromatography-mass spectrometry determination of UV filters in water samples (2011) (13)
- Fast throughput, highly sensitive determination of allergenic disperse dyes in textile products by use of sample composition. (2010) (13)
- Applicability of mixed-mode chromatography for the simultaneous analysis of C1-C18 perfluoroalkylated substances (2020) (13)
- Sorptive extraction with in-sample acetylation for gas chromatography-mass spectrometry determination of ethylphenol species in wine samples. (2010) (13)
- Computer-assisted method development in liquid chromatography-mass spectrometry: new proposals. (2008) (13)
- Determination of cardiovascular drugs in sewage sludge by matrix solid-phase dispersion and ultra-performance liquid chromatography tandem mass spectrometry (2018) (13)
- Solid-phase extraction of perfluoroalkylated compounds from sea water. (2015) (13)
- First nation-wide estimation of tobacco consumption in Spain using wastewater-based epidemiology. (2020) (13)
- Improving sensitivity in simultaneous determination of copper carboxylates by nonaqueous capillary electrophoresis. (2006) (12)
- Chemometrically guided sample composition for fast screening of trace metals in water samples (2002) (12)
- Determination of N-Nitrosamines by Gas Chromatography Coupled to Quadrupole–Time-of-Flight Mass Spectrometry in Water Samples (2020) (12)
- Development of Some Sherry Brandy Aroma Components Along the Solera System (1985) (12)
- Application of polydimethylsiloxane rod extraction to the determination of sixteen halogenated flame retardants in water samples. (2013) (12)
- Optimization of matrix solid-phase dispersion conditions for organic fungicides determination in soil samples. (2012) (12)
- Evaluation of the aqueous phototransformation routes of phenyl ethyl azolic fungicides by liquid chromatography accurate mass spectrometry. (2018) (12)
- Solid-phase micro-extraction procedure for the determination of 1,3-dichloro-2-propanol in water by on-fibre derivatisation with bis(trimethylsilyl)trifluoroacetamide (2009) (12)
- High-performance liquid chromatography of phenolic aldehydes with highly selective fluorimetric detection by means of postcolumn photochemical derivatization (1994) (11)
- Study of the distribution of methylmercury and total mercury in grain size fractions of freeze-dried estuarine sediment samples (1994) (11)
- Matrix solid-phase dispersion followed by liquid chromatography tandem mass spectrometry for the determination of selective ciclooxygenase-2 inhibitors in sewage sludge samples. (2016) (11)
- Reactivity of β-blockers/agonists with aqueous permanganate. Kinetics and transformation products of salbutamol. (2015) (11)
- Evaluation of nitrate effects in the aqueous photodegradability of selected phenolic pollutants. (2017) (10)
- Computer-assisted modelling and optimisation of reversed-phase high-temperature liquid chromatographic (RP-HTLC) separations (2011) (10)
- Selectable-power photoreactor for flow-injection analysis systems and high-performance liquid chromatography post-column photochemical derivatization☆ (1996) (10)
- Preconcentration and determination of trace metals in synthetic sea water by flotation with inert organic collectors (1987) (10)
- Evaluation of supercritical fluid chromatography accurate mass spectrometry for neonicotinoid compounds determination in wine samples. (2020) (10)
- Use of illicit drugs, alcohol and tobacco in Spain and Portugal during the COVID-19 crisis in 2020 as measured by wastewater-based epidemiology (2022) (10)
- Strategically designed sample composition for fastest screening of polychlorinated biphenyl congeners in water samples. (2002) (10)
- Studies on the browning of fino sherry and its relation to polyphenolic compounds (1989) (10)
- Studies on organo-mercury compounds speciation (1992) (10)
- Profiling cocaine residues and pyrolytic products in wastewater by mixed-mode liquid chromatography-tandem mass spectrometry. (2019) (9)
- Applicability of a postcolumn photochemical reactor in the high-performance liquid chromatography of 34 polyphenolic compounds with UV detection (1992) (9)
- Optimization of microwave-assisted extraction with saponification (MAES) for the determination of polybrominated flame retardants in aquaculture samples (2008) (9)
- Multiresidue procedure to assess the occurrence and dissipation of fungicides and insecticides in vineyard soils from Northwest Spain. (2020) (9)
- Assessment of silicone as support to investigate the transformation routes of organic chemicals under environmental conditions and UV exposure. Application to selected fungicides (2013) (9)
- A simple and fast micromethod for the analysis of polychlorinated biphenyls in air by sorbent enrichment and ultrasound-assisted solvent extraction (2005) (9)
- Headspace solid-phase microextraction of halogenated toluenes in environmental aqueous samples with polypropylene microporous membranes. (2009) (9)
- In-line sequential injection-based hollow-fiber sorptive microextraction as a front-end to gas chromatography–mass spectrometry: a novel fully automatic sample processing technique for residue analysis (2013) (8)
- Selective determination of methyl mercury in biological samples by means of programmed temperature gas chromatography. (1993) (8)
- Solvent Sublation of some Priority Pollutants (Phenols) (1988) (8)
- Supersaturated designs for computer experiments: Comparison of construction methods and new methods of treatment adapted to the high dimensional problem (2011) (8)
- Screening of Polychlorinated Biphenyls in Water Samples by Strategic Sample Composition-Solid Phase Extraction and Gas Chromatography Tandem Mass Spectrometry. Comparison of Different Strategies for Sample Composition (2003) (8)
- Comprehensive determination of phthalate, terephthalate and di-iso-nonyl cyclohexane-1,2-dicarboxylate metabolites in wastewater by solid-phase extraction and ultra(high)-performance liquid chromatography-tandem mass spectrometry. (2021) (8)
- Liquid chromatography time-of-flight mass spectrometry evaluation of fungicides reactivity in free chlorine containing water samples. (2013) (8)
- A simple and sensitive approach to quantify methyl farnesoate in whole arthropods by matrix-solid phase dispersion and gas chromatography-mass spectrometry. (2017) (8)
- Quantification of two chromatographic unresolved dichlorophenols using gas chromatography-direct deposition-fourier transform infrared spectrometry and multivariate calibration (1996) (8)
- Optimization of supercritical fluid derivatization and extraction of cresols in soil samples using factorial designs (1996) (7)
- Approaches to liquid chromatography tandem mass spectrometry assessment of glyphosate residues in wine (2021) (7)
- Application of strategically designed sample composition to the rapid analytical screening of milk samples for polychlorinated biphenyls. (2003) (7)
- Quality control in the routine analysis of methylmercury in biological and environmental materials using gas chromatography with electron capture detection (1994) (7)
- Identification and determination of emerging pollutants in sewage sludge driven by UPLC-QTOF-MS data mining. (2021) (7)
- Portable dehumidifiers condensed water: A novel matrix for the screening of semi-volatile compounds in indoor air. (2020) (7)
- Assessment of quinoxyfen phototransformation pathways by liquid chromatography coupled to accurate mass spectrometry (2017) (7)
- Residues of anilinopyrimidine fungicides and suspected metabolites in wine samples. (2020) (6)
- Determination of human metabolites of chlorinated phosphorous flame retardants in wastewater by N-tert-butyldimethylsilyl-N-methyltrifluoroacetamide-derivatization and gas chromatography-high resolution mass spectrometry. (2019) (6)
- Computer aided optimization of the gradient separation of complex mixtures of polyphenolic acids by microcolumn liquid chromatography (1996) (6)
- Determination of pesticide residues in wine by solid-phase extraction on-line combined with liquid chromatography tandem mass spectrometry (2021) (6)
- Speciation of methylmercury in marine samples by HPLC with UV detection (1993) (6)
- Identification of antimycotic drugs transformation products upon UV exposure. (2015) (6)
- Influence of temperature in reverse-phase high-performance liquid chromatography with gradient elution (1987) (6)
- Assessment of gas chromatography time-of-flight mass spectrometry for the screening of semi-volatile compounds in indoor dust. (2019) (6)
- Robustness assessment in computer-assisted liquid chromatography procedures based on desirability functions. (2020) (5)
- Evaluation of nitrate effects in the photodegradability of cyprodinil. Kinetics study and transformation products elucidation (2016) (5)
- Applying Supersaturated Experimental Designs to the Study of Composite Sampling for Monitoring Pesticide Residues in Water (2004) (5)
- Multi-elemental separation of copper, cobalt, cadmium and nickel in natural waters by means of colloidal gas aphron co-flotation (1990) (5)
- Supercritical fluid extraction of free fraction components of aroma in wines and musts (1996) (5)
- MULTIELEMENTAL SEPARATION AND DETERMINATION OF SOME HEAVY METALS (CU, CO, CD AND NI) IN TAP WATER AND HIGH SALINITY MEDIA BY CGA (COLLOIDAL GAS APHRON )-COFLOTATION (1991) (5)
- Time-of-flight accurate mass spectrometry identification of quinoline alkaloids in honey (2015) (5)
- Source identification of amphetamine-like stimulants in Spanish wastewater through enantiomeric profiling. (2021) (5)
- The use of an ‘electronic nose’ device to monitor the ripening process of anchovies (2003) (4)
- Reaction of phenazone-type drugs and metabolites with chlorine and monochloramine. (2020) (4)
- Liquid chromatography quadrupole time-of-flight mass spectrometry identification and determination of tri- and hexaaryl chloro imidazoles in sewage sludge. (2017) (4)
- Accurate determination of 3-alkyl-2-methoxypyrazines in wines by gas chromatography quadrupole time-of-flight tandem mass spectrometry following solid-phase extraction and dispersive liquid-liquid microextraction. (2017) (4)
- Solid-phase microextraction as a powerful tool in photochemical studies (2005) (4)
- Assessment of direct analysis in real time accurate mass spectrometry for the determination of triclosan in complex matrices (2021) (4)
- 1.10 – Screening Strategies (2009) (4)
- Rapid determination of 2,3,7,8-tetrachlorodibenzo-p-dioxin in water samples by using solid-phase microextraction followed by gas chromatography with tandem mass spectrometry. (2003) (3)
- Comparative study of speciation techniques for the determination of methylmercury in biological and sediment samples (1998) (3)
- Development and application of an in-house library and workflow for gas chromatography–electron ionization–accurate-mass/high-resolution mass spectrometry screening of environmental samples (2021) (3)
- Fractions of Rechtschaffner matrices as supersaturated designs in screening experiments aimed at evaluating main and two-factor interaction effects. (2012) (3)
- Valveless interface for two-dimensional reversed-phase microcromatography (μ-RPLC)-capillary zone electrophoresis (CZE) (1999) (3)
- Experimental Design: Introduction (2009) (3)
- Comparison of UV, chlorination, UV-hydrogen peroxide and UV-chlorine processes for tramadol removal: kinetics study and transformation products identification (2022) (2)
- Supercritical fluid chromatography-mass spectrometric determination of chiral fungicides in viticulture-related samples. (2021) (2)
- CAPILLARY ELECTROPHORESIS | Phenols (2000) (2)
- Construction of mixed-level supersaturated designs and comparison of their performance: Application to a gas chromatographic method (2012) (2)
- A binary-like approach for the computer assisted method development of isocratic and programmed ternary solvent elutions in reversed-phase liquid chromatography. (2012) (2)
- New Sample Preparation Strategies for Analytical Determinations (2019) (2)
- Supercritical fluid chromatography time-of-flight mass spectrometry enantiomeric determination of basic drugs in sewage samples. (2022) (2)
- Enhanced electrochemical detection of barbiturates by on-line selectable-power photochemical reaction (1997) (1)
- Assessment of UV combined with free chlorine for removal of valsartan acid from water samples. (2020) (1)
- Mimicking human ingestion of microplastics: Oral bioaccessibility tests of bisphenol A and phthalate esters under fed and fasted states. (2022) (1)
- Solid-phase extraction and fractionation of multiclass pollutants from wastewater followed by liquid chromatography tandem-mass spectrometry analysis (2022) (1)
- Experimental Designs: Conclusions, Terminology, and Symbols (2009) (1)
- Chlorophenols identification in water using an electronic nose and ANNs (artificial neural networks) classification. (2004) (0)
- ispersive liquid – liquid microextraction using non-chlorinated , lighter than ater solvents for gas chromatography – mass spectrometry determination of ungicides in wine (2011) (0)
- Direct, automated and sensitive determination of glyphosate and related anionic pesticides in environmental water samples using solid-phase extraction on-line combined with liquid chromatography tandem mass spectrometry. (2022) (0)
- Matrix solid-phase dispersion followed by liquid chromatography tandem 1 mass spectrometry for the determination of COXIBs in sewage sludge 2 samples 3 (2018) (0)
- Transformation products of the high-volume production chemicals 1-vinyl-2-pyrrolidinone and 2-piperazin-1-ylethanamine formed by UV photolysis. (2021) (0)
- Chlorhexidine residues in sludge from municipal wastewater treatment plants: analytical determination and toxicity evaluation (2022) (0)
- Chromatographic separation of mixtures of polyphenolic acids and aldehydes and qualitative analysis of complex samples (wine) (1986) (0)
- The Analytical Chemistry of Organomercurials, with Emphasis on Methylmercury, in Biological and Environmental Matrices: A Review (1999) (0)
- Influence of the winemaking conditions on the amount and evolution of tannin phenolics and color of sherry-type wines. (1983) (0)
- DIFFERENT EXTRACTION TECHNIQUES IN THE PREPARATION OF METHYL MERCURY BIOLOGICAL SAMPLES : CLASSIC EXTRACTION, SUPERCRITICAL FLUID AND MICROWAVE EXTRAC TION (1998) (0)
- Chlorophenols in Drinking Water Using GC / MS / MS Varian Application Note Number 61 (1999) (0)
- KINETICS , 1 TRANSFORMATION PRODUCTS AND IN-SILICO TOXICOLOGICAL ASSESSMENT 2 (2018) (0)
- Lipidomics and proteomics to understand the health benefits of marine fish oil lipid-rich diets enriched diets (2015) (0)
- A new strategy for the computer-assisted development of reversed-phase liquid chromatography separation methods of unknown sample mixtures (2021) (0)
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What Schools Are Affiliated With Rafael Cela?
Rafael Cela is affiliated with the following schools:
