Verification II Standard 1

Diflufenican, 100µg/ml in Acetonitrile, 5ml

Hexavalent Chromium (Cr 6+)

4-n-Hexylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59662-31-6