Isopropyl ether

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

Pyridaphenthion, 100 µg/ml, Ethyl acetate, 5ml

DL-4-Methylamphetamine hydrochloride, 100µg base/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.