Hexavalent Chromium (Cr +6)

1,3-Dichloro-2-propanediol, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 96-23-1

1,1-Dichloroethene, 1000µg/ml in MeOH, 1ml

PAH-Mix 9, 100 ng/µl, 10ml