Reference

Glossary of Drug Checking & Harm Reduction Terminology

47+ terms covering substances, adulterants, reagents, lab techniques, and underground slang. Search or browse by category to find what you need.

47 of 47 terms

Know a term we missed? Our guides cover testing protocols for every substance listed above.

Browse Testing Guides

The Harm Reduction Letter

New testing guides, supply alerts, and one honest product pick per week. No spam, no sharing your address.

T
Testsubstances.com

Supporting global harm reduction efforts since 2020. We curate, evaluate, and provide analytical tools for testing kits to verify substance integrity and protect communities.

Connect With Us

Follow our channels for educational guides, laboratory breakdowns, and safety alerts.

IGYT

Affiliated Merchant

All chemical products showcased are directly fulfilled and dispatched by our verified partner, Test Kit Plus.

Visit Test Kit Plus →

CRITICAL HEALTH & SAFETY NOTICE: Testsubstances.com harm reduction test kits are strictly qualitative screening reagents intended solely for analytical identification. Reagent tests do not guarantee absolute purity, and cannot screen for all potential active cutting agents, lethal impurities, or adulterants. No substance consumption is ever 100% safe. Always practice extreme caution and consult qualified medical professionals.

© 2020–2026 Testsubstances.com. All rights reserved.
How We TestReaction ChartsGlossaryResources HubWrite for UsPrivacy PolicyTerms of Service ContactSafety First. Precision Always.