Native Compounds Stock Solution, 1.2ml, toluene

bis(2-n-Butoxyethyl) phthalate

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

Bentazone, 100µg/ml in Acetonitrile, 1ml