EPA Method 8141 Standard

Oxazepam

Benzyl-n-butyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 93951-88-3

Fenamidone, 100 µg/ml, Ethyl acetate, 5ml