4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml

Multi-Element Check Standard

Nortriptyline-d3 hydrochloride (N-methyl-d3), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 203784-52-5

Oxacillin Sodium Salt Monohydrate, 200mg