D4-2-Chlorophenol, 100 µg/ml, Acetone, 1ml

Benzo(g,h,i)perylene

Merphos, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 150-50-5

Hexavalent Chromium (Cr 6+)