Disulfoton-sulfoxide, certified, 50mg

2,4',5-Tribromobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 59080-36-3

Chlorpyriphos-ethyl, 100µg/ml in Acetonitrile, 5ml

Fenthion, 10µg/mL in Cyclohexane, 10ml