Total THC - Performance Test GC

Ethylenethiourea, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 96-45-7

3,3’-Dimethylbenzidine

Fenitrothion, 100 µg/ml, Toluene, 1ml