1,2,3,5,6,7-Hexachloronaphthalene,,,,

Methyl sulfide, 1000µg/ml in MeOH, 1ml

4,4'-DDT (ring-13C12), 100ug/ml in n-Nonane, 1,2ml

L-PFHxS with branched isomers (Potassium Salt), 50µg/ml in MeOH, 1,2ml