CLP Semi-Volatiles - Benzidines

Chlorfenvinfos-Z,100 µg/mL,MeOH,1mL,

Crotoxyphos, 1000µg/ml in in hexane:acetone [9:1], 1ml

Prometon, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 1610-18-0