Assessment and Drug Testing Practice Guidelines

1. DETECTION TIMES. 1.1 Halflife of TetraHydroCannabinol. 1.2 Detection times of several drugs. 1.3 Positive (definition) 1.3.1 Second hand smoke and positives. 1.4 Decreasing detection times. 2. TEST METHODS. 2.1 Substances that are detectable. 2.2 DrugAlert. 2.3 Gas Chromatography. 2.4 Gas Chromatography / Mass Spectrometry. 2.5 Hair testing ................
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