D8-1,4-Dioxane, 100 µg/ml, Methanol, 1ml

Hexavalent Chromium (Cr 6+)

Aflatoxin M1, 0.5 µg/ml, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 6795-23-9

Decachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane