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A Sensitive GC-EIMS Method for Simultaneous Detection and Quantification of JWH-018 and JWH-073 Carboxylic Acid and Hydroxy Metabolites in Urine

Journal of analytical toxicology, 2015-04, Vol.39 (3), p.172-182

2015

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Cyanide and Thiocyanate in Human Saliva by Gas Chromatography-Mass Spectrometry

Journal of analytical toxicology, 2006-10, Vol.30 (8), p.511-515

2006

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Urinary Excretion of Ecgonine and Five Other Cocaine Metabolites Following Controlled Oral, Intravenous, Intranasal, and Smoked Administration of Cocaine

Journal of analytical toxicology, 2010-03, Vol.34 (2), p.57-63

2010

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Enantiomeric Separation and Quantitation of (±)-Amphetamine, (±)-Methamphetamine, (±)-MDA, (±)-MDMA, and (±)-MDEA in Urine Specimens by GC-EI-MS after Derivatization with (R)-(−)- or (S)-(+)-α-Methoxy-α-(trifluoromethy)phenylacetyl Chloride (MTPA)

Journal of analytical toxicology, 2004-09, Vol.28 (6), p.449-455

2004

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Concentration profiles of cocaine, pyrolytic methyl ecgonidine and thirteen metabolites in human blood and urine: determination by gas chromatography-mass spectrometry

Biomedical chromatography, 2005-11, Vol.19 (9), p.677-688

2005

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Isomerization of delta-9-THC to delta-8-THC when tested as trifluoroacetyl-, pentafluoropropionyl-, or heptafluorobutyryl- derivatives

Journal of mass spectrometry., 2008-05, Vol.43 (5), p.674-679

2008

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Cocaine and Metabolites Urinary Excretion after Controlled Smoked Administration

Journal of analytical toxicology, 2007-10, Vol.31 (8), p.462-468

2007

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Six Spectroscopic Methods for Detection of Oxidants in Urine: Implication in Differentiation of Normal and Adulterated Urine

Journal of analytical toxicology, 2004-10, Vol.28 (7), p.599-608

Paul, Buddha D.

2004

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Spectrophotometric Detection of Iodide and Chromic (III) in Urine after Oxidation to Iodine and Chromate (VI)

Journal of analytical toxicology, 2005-10, Vol.29 (7), p.658-663

2005

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Stable Isotopes as Valid Components for Identification of Drugs in Biological Specimens

Journal of analytical toxicology, 2007-10, Vol.31 (8), p.447-452

2007

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A Practical Approach to Determine Cutoff Concentrations for Opiate Testing with Simultaneous Detection of Codeine, Morphine, and 6-Acetylmorphine in Urine

Clinical chemistry (Baltimore, Md.), 1999-04, Vol.45 (4), p.510-519

1999

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Effective GC-MS procedure for detecting iso-LSD in urine after base-catalyzed conversion to LSD

Clinical chemistry (Baltimore, Md.), 1998-02, Vol.44 (2), p.287-292

1998

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Forensic Drug Testing for Opiates: I. Detection of 6-Acetylmorphine in Urine as an Indicator of Recent Heroin Exposure; Drug and Assay Considerations and Detection Times

Journal of analytical toxicology, 1991-01, Vol.15 (1), p.1-7

1991

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Forensic Drug Testing for Opiates, III. Urinary Excretion Rates of Morphine and Codeine Following Codeine Administration

Journal of analytical toxicology, 1991-07, Vol.15 (4), p.161-166

1991

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Cyanide and thiocyanate in human saliva by gas chromatography-mass spectrometry: Society of Forensic Toxicologists, Inc

Journal of analytical toxicology, 2006, Vol.30 (8), p.511-515

2006

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Effect of Freezing on the Concentration of Drugs of Abuse in Urine

Journal of analytical toxicology, 1993-10, Vol.17 (6), p.378-380

1993

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Forensic Drug Testing For Opiates. V. Urine Testing for Heroin, Morphine, and Codeine With Commercial Opiate Immunoassays

Journal of analytical toxicology, 1993-05, Vol.17 (3), p.156-164

1993

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Forensic Drug Testing For Opiates. IV. Analytical Sensitivity, Specificity, and Accuracy of Commercial Urine Opiate Immunoassays

Journal of analytical toxicology, 1992-03, Vol.16 (2), p.72-78

1992

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Effects of oxidizing adulterants on detection of 11-nor-delta9-THC-9-carboxylic acid in urine

Journal of analytical toxicology, 2002-10, Vol.26 (7), p.460

2002

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Effects of Oxidizing Adulterants on Detection of 11-Nor-Δ9-THC-9-Carboxylic Acid in Urine

Journal of analytical toxicology, 2002-10, Vol.26 (7), p.460-463

2002

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Amphetamine as an Artifact of Methamphetamine during Periodate Degradation of Interfering Ephedrine, Pseudoephedrine, and Phenylpropanolamine: An Improved Procedure for Accurate Quantitation of Amphetamines in Urine

Journal of analytical toxicology, 1994-10, Vol.18 (6), p.331-336

1994

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Cathinone (Khat) and Methcathinone (CAT)in Urine Specimens: A Gas Chromatographic-Mass Spectrometric Detection Procedure

Journal of analytical toxicology, 2001-10, Vol.25 (7), p.525-530

2001

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Gas Chromatography/Electron Impact Mass Fragmentometric Determination of Urinary 6-Acetylmorphine, a Metabolite of Heroin

Journal of analytical toxicology, 1989-01, Vol.13 (1), p.2-7

1989

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Passive Inhalation of Marijuana Smoke: Urinalysis and Room Air Levels of Delta-9-Tetrahydrocannabinol

Journal of analytical toxicology, 1987-05, Vol.11 (3), p.89-96

1987

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Effects of oxidizing adulterants on detection of 11-Nor-Δ9-THC-9-carboxylic acid in urine: Society of Forensic Toxicologists, Inc

Journal of analytical toxicology, 2002, Vol.26 (7), p.460-463

2002

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A Sensitive GC-EIMS Method for Simultaneous Detection and Quantification of JWH-018 and JWH-073 Carboxylic Acid and Hydroxy Metabolites in Urine

Cyanide and Thiocyanate in Human Saliva by Gas Chromatography-Mass Spectrometry

Urinary Excretion of Ecgonine and Five Other Cocaine Metabolites Following Controlled Oral, Intravenous, Intranasal, and Smoked Administration of Cocaine

Enantiomeric Separation and Quantitation of (±)-Amphetamine, (±)-Methamphetamine, (±)-MDA, (±)-MDMA, and (±)-MDEA in Urine Specimens by GC-EI-MS after Derivatization with (R)-(−)- or (S)-(+)-α-Methoxy-α-(trifluoromethy)phenylacetyl Chloride (MTPA)

Concentration profiles of cocaine, pyrolytic methyl ecgonidine and thirteen metabolites in human blood and urine: determination by gas chromatography-mass spectrometry

Isomerization of delta-9-THC to delta-8-THC when tested as trifluoroacetyl-, pentafluoropropionyl-, or heptafluorobutyryl- derivatives

Cocaine and Metabolites Urinary Excretion after Controlled Smoked Administration

Six Spectroscopic Methods for Detection of Oxidants in Urine: Implication in Differentiation of Normal and Adulterated Urine

Spectrophotometric Detection of Iodide and Chromic (III) in Urine after Oxidation to Iodine and Chromate (VI)

Stable Isotopes as Valid Components for Identification of Drugs in Biological Specimens

A Practical Approach to Determine Cutoff Concentrations for Opiate Testing with Simultaneous Detection of Codeine, Morphine, and 6-Acetylmorphine in Urine

Effective GC-MS procedure for detecting iso-LSD in urine after base-catalyzed conversion to LSD

Forensic Drug Testing for Opiates: I. Detection of 6-Acetylmorphine in Urine as an Indicator of Recent Heroin Exposure; Drug and Assay Considerations and Detection Times

Forensic Drug Testing for Opiates, III. Urinary Excretion Rates of Morphine and Codeine Following Codeine Administration

Cyanide and thiocyanate in human saliva by gas chromatography-mass spectrometry: Society of Forensic Toxicologists, Inc

Effect of Freezing on the Concentration of Drugs of Abuse in Urine

Forensic Drug Testing For Opiates. V. Urine Testing for Heroin, Morphine, and Codeine With Commercial Opiate Immunoassays

Forensic Drug Testing For Opiates. IV. Analytical Sensitivity, Specificity, and Accuracy of Commercial Urine Opiate Immunoassays

Effects of oxidizing adulterants on detection of 11-nor-delta9-THC-9-carboxylic acid in urine

Effects of Oxidizing Adulterants on Detection of 11-Nor-Δ9-THC-9-Carboxylic Acid in Urine

Amphetamine as an Artifact of Methamphetamine during Periodate Degradation of Interfering Ephedrine, Pseudoephedrine, and Phenylpropanolamine: An Improved Procedure for Accurate Quantitation of Amphetamines in Urine

Cathinone (Khat) and Methcathinone (CAT)in Urine Specimens: A Gas Chromatographic-Mass Spectrometric Detection Procedure

Gas Chromatography/Electron Impact Mass Fragmentometric Determination of Urinary 6-Acetylmorphine, a Metabolite of Heroin

Passive Inhalation of Marijuana Smoke: Urinalysis and Room Air Levels of Delta-9-Tetrahydrocannabinol

Effects of oxidizing adulterants on detection of 11-Nor-Δ9-THC-9-carboxylic acid in urine: Society of Forensic Toxicologists, Inc

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