Chlorfenvinphos, 100 µg/ml, Cyclohexane, 1ml

Tri-n-butylphosphate-d27, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 61196-26-7

PCB No. 21, 100µg/ml in Isooctane, 1ml

Sodium perfluorohexylperfluorooctylphosphinate, 50µg/ml in MeOH, 1,2ml