beta-Endosulfan, 10.0 µg/ml, Ethyl acetate, 10ml

10-Hydroxy-10,11-dihydrocarbamazepine, 10mg

11-OH-delta-9-THC, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

EPA 1620 Standard 5