Bromophos-ethyl, 100 µg/ml, Ethyl acetate, 5ml

O,O-Diethyl thiophosphate potassium salt, 250mg

2-n-Propylpyrazine, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-, Cas.no.

WS PCBs in Water