Haloxyfop, 100 µg/ml, Acetonitrile, 5ml

2,4'-DDT, 100 µg/ml, Ethyl acetate, 5ml

2,2',4,4',6-Pentabromo-6'-methoxy[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

Toxaphene, 100µg/ml in Acetonitrile, 5ml