Parathion-ethyl, 100 µg/ml, Cyclohexane, 1ml

4,4-Dimethyloctane, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15869-95-1

Atrazine desethyl, 100µg/mL in MeOH, 1ml

o-Toluidine, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 95-53-4