Hexavalent Chromium (Cr 6+)

Arochlor 1254, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no. 11097-69-1

Ethylenethiourea, 1000µg/ml in Ethylacetate, 1ml

Demeton-S-methyl sulfoxide, 10µg/mL in Acetonitrile, 1ml