Monthly Archives: September 2015

forensic toxicology

Testing and Toxicology of Designer Drugs

This article explains Testing and Toxicology of Designer Drugs and the scientific, legal or practical evidence readers should understand.

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Recent Blog Articles

Breath-Test Records Needed for Scientific Review

A breath-test ticket is only the summary. Learn which instrument, calibration, reference-material, operator, sequence, and audit records support scientific review.

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Presumptive Amphetamine Urine Screens: What a Positive Immunoassay Does and Does Not Prove

A forensic review of presumptive amphetamine urine screens, cross-reactivity, confirmation, methamphetamine enantiomers, and limits on impairment claims.

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Rapid Urine Drug Tests in Court: 12 Records That Matter

A litigation-focused checklist for evaluating presumptive urine drug screens, device cutoffs, quality controls, confirmation data, chain of custody, and impairment claims.

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