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

Fortification sol.,2000ug/ml in MeOH,1ml

4-n-Dodecyl-o-cresol, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 29665-59-6

Prosulfocarb, 100µg/ml in Acetonitrile, 5ml