Parabens Mix, 1000µg/ml in MeOH, 1ml

Codeine-N-methyl-d3 hydrochloride, 50µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

Butylate, 100 µg/ml, Ethyl acetate, 1ml

Propyzamide, 100 µg/ml, Acetonitrile, 5ml