Profenofos, 100 µg/ml, Cyclohexane, 5ml

2,4'-Dichlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 34883-43-7

Dichloromethane, 100µg/ml in MeOH, 2ml

CONOSTAN Standard S-21, 500 ppm, 100g