4-Chlorophenoxyacetic acid, 100 µg/ml, Acetonitri

Methamidophos, 10.0 µg/ml, Ethyl acetate, 10ml

Benzidine

3-Methylindole, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 83-34-1