4-Methoxy-2',3',4',5'-tetrachlorobiphenyl, 100µg/ml in IO, 1ml

Vamidothion-sulfoxide, 100 µg/ml, Acetonitrile,

2,2',3,3',4,4',5,5'-Octabromo[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

g-HCH(Lindane) (13C6,99%)100µg/mL in Nonane, 1,2ml