N-2,4-Dimethylphenyl-N'-methylformamidine HCl, 10.

Heptachlor, 1000µg/ml in Hexane, 1ml

2,2',3,3',4',5,6-Heptachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 52663-70-4

OCP Mix, 10µg/ml in Isooctane, 1ml