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

2,2',4,5,5'-Pentachloro-4'-methoxybiphenyl, 1.2ml x 50ug/ml, nonane

(±)-Verapamil-d3 hydrochloride (N-methyl-d3) ,1000 µg base/mL,MeOH,1mL

Sodium Sulfate (SO42-)