Prosulfuron, 10.0 µg/ml, Acetonitrile, 10ml

Ethylenediamine, 1000µg/ml in MeOH, 1ml

Norcodeine, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 467-15-2

Arsenic (As)