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

Cations Standard (Parent)

Potassium perfluorooctanesulfonate (Technical Grade), 1.2ml x 50ug/ml, methanol

Di-n-propyl phthalate-3,4,5,6-d4,1000 µg/mL,isooctane,10mL