Observation of reduced concentration of Delta super(9)-THC-carboxylic acid in urine specimen containers using internal barcode labels

This letter of reply discusses the effect container exposure time has on the concentration of Delta super(9)-tetrahydrocannabinol-9-carboxylic acid in urine samples.

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Veröffentlicht in:Journal of analytical toxicology 1990-01, Vol.14 (6), p.390-390
1. Verfasser: Ogden, S D
Format: Artikel
Sprache:eng
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Zusammenfassung:This letter of reply discusses the effect container exposure time has on the concentration of Delta super(9)-tetrahydrocannabinol-9-carboxylic acid in urine samples.
ISSN:0146-4760