Hexavalent Chromium (Cr +6)

2,5-Dibromophenol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 28165-52-8

D5-Ethofumesate, 100 µg/ml, Acetonitrile, 1ml

Dichloroacetic Acid-d2, 100µg/ml in MTBE, 5ml