Isofenphos-methyl, 50mg

2',3,4,4',5-Pentachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

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

VOC Mix 4A