Hexavalent Chromium (Cr +6)

Dibenzo[a,c]pentacene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 216-08-0

Silthiofam, 100 µg/ml, Ethyl acetate, 5ml

4,4'-Diaminodiphenyl sulfide, 250mg