Prosulfocarb, 10µg/mL in Acetonitrile, 10ml

Benzobicyclon, 100 µg/ml, Acetonitrile, 1ml

ICP-MS Solution Kit

1,2,4,7,9-Pentachloro[13C12]dibenzo-p-dioxin, 1.2ml x 50ug/ml, toluene