Presumptive Drug Testing Examples

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Presumptive Drug Testing : 

Presumptive Drug Testing Presumptive Drug Testing Preliminary results that are interpreted

Slide 2: 

Color Test Kit

Color Test Comparison Chart Sample 1 is positive for amphetaminesSample 2 is positive for antidepressants and OxycodoneSample 3 is positive for benzodiazepines and barbiturates : 

Color Test Comparison Chart Sample 1 is positive for amphetaminesSample 2 is positive for antidepressants and OxycodoneSample 3 is positive for benzodiazepines and barbiturates

Color Test: Heroin with Marquis Reagent : 

Color Test: Heroin with Marquis Reagent

Slide 5: 

Microcrystals: GHB

Slide 6: 

Microcrystals: Heroin

Slide 7: 

TLC – Heroin TLC – Heroin Thin Line Chromatography – Heroin

Slide 8: 

UV Spectrophotometry – Heroin

Slide 9: 

Chromatogram Chromatogram Gas Chromatography – Heroin

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