Mass-Labelled HCH Solution/Mixture, 2µg/ml in Nonane, 1,2ml

2,2',3,3',4,5',6,6'-Octabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

n-Heptadecane

Isofenphos, 100 µg/ml, Toluene, 1ml