Disopyramide, 100mg

Metformin-d6 hydrochloride (dimethyl-d6),100 µg/mL,MeOH,1mL,

1,2-Dichlorooctafluorocyclohexene, 1g

2,2',3,4,4',5,5'-Heptabromo[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane