Custom Anions Mix

beta-HCH, 10.0 µg/ml, Ethyl acetate, 10ml

Mass-Labelled Mono to Decachloro PCB Solution/Mixture, 1.2ml, nonane

1H,1H,2H,2H-Perfluorododecyl acetate, 1.2ml x 50ug/ml, isooctane