NARK II Scott Reagent modified (Cocaine Salts/ Base), NARK II Presumptive Narcotics Test Pouches, Forensic Supplies

NARK II Fentanyl Reagent

NARK® II Scott Reagent (modified), 10/box (NARK2007) – Forensi-Tech Limited

Presumptive Narcotics Field Test Kits by Sirchie

NARK II Patrol Kit, Presumptive Field Kits, Forensic Supplies

NARK II Presumptive Narcotics Test Pouches by Sirchie

NARK II PCP Methaqualone Reagent, NARK II Presumptive Narcotics Test Pouches, Forensic Supplies

Narcotics Testing - Tube Testing - NARK Tube Test Reagents - A-NAR10016

Presumptive Tests – medtechforensics

Nark II Presumptive Drug Test Kits

A review of chemical 'spot' tests: A presumptive illicit drug identification technique - Philp - 2018 - Drug Testing and Analysis - Wiley Online Library

NARK® II Narcotics Test - NARK2007 - COCAINE SALTS, COCAINE BASE

NARK II Presumptive Narcotics Test Pouches by Sirchie

Narcotics Analysis Reagent Kit, Presumptive Field Kits, Forensic Supplies

Nik Presumptive Drug Tests