Chlorthion, 10.0 µg/ml, Ethyl acetate, 10ml

N-(4-chloro[13C6]phenyl)-N'-(3,4-dichloro[13C6]phenyl)[13C]urea , 1.2ml x 50ug/ml, methanol

Methiocarb-sulfone, 10.0 µg/ml, Acetonitrile, 10

2'-OH-BDE-068, 50µg/ml in Acetonitrile, 1ml