Solid-phase extraction of 11-Nor-Δ9-tetrahydrocannabinol-9-carboxylic acid from urine drug-testing specimens with the Cerex Polycrom-THC(TM) column

Journal of Analytical Toxicology

Volumn 24, Issue 4, 2000, Pages 245-249

  Crockett, David K ^a   Nelson, Gordon ^b   Dimson, Philip ^c   Urry, Francis M ^a,d  

^a ARUP INSTITUTE FOR CLINICAL AND EXPERIMENTAL PATHOLOGY   (United States)

^b General Medical Laboratories   (United States)

^c SPEware   (United States)

^d UNIVERSITY OF UTAH SCHOOL OF MEDICINE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

TETRAHYDROCANNABINOLIC ACID;

ACCURACY; ANION EXCHANGE; ARTICLE; CONTROLLED STUDY; DEVICE; DRUG DETERMINATION; HYDROLYSIS; INTERMETHOD COMPARISON; PH; PRACTICE GUIDELINE; PRODUCTIVITY; SOLID PHASE EXTRACTION; URINALYSIS;

EID: 0034038842     PISSN: 01464760     EISSN: None     Source Type: Journal    
DOI: 10.1093/jat/24.4.245     Document Type: Article

References (6)

1. T. Jennison, C. Jones, E. Wozniak, and F.M. Urry. The reliability of a solid-phase extraction system for the analysis of benzoylecgonine in urine. J. Chromatogr, Sci. 32: 126-131 (1994).
2. R.L. Foltz, K.M. McGinnis, and D.M. Chinn. Quantitative measurement of delta-9-tetrahydrocannabinol and two major metabolites in physiological specimens using capillary column gas chromatography negative ion chemical ionization mass spectrometry. Biomed. Mass. Spec. 10: 316-323 (1983).
3. ToxLab™ Reference Manual Release 1.4, Finnigan #FM 100250. 1998.
4. 9-Tetrahydrocannabinol-9-Car-boxylic Acid with the Cerex Polycrom-THC™ Column. SPEware technical note, 1998.
5. F.M. Urry, G. Komaromy-Hiller, B. Staley, D.K. Crockett, M. Kushnir, G. Nelson, and R.E. Struempler. Nitrite adulteration of workplace urine drug testing specimens I. Sources and associated concentrations of nitrite in urine and distinction between natural sources and adulteration. J. Anal. Toxicol. 22: 89-95 (1998).
6. National Laboratory Certification Program Position Document 035. Guidance for Reporting Specimen Validity Results. September 28,1998. Division of Workplace Programs, Substance Abuse and Mental Health Services Administration, Rockville, MD.