Organochlorine pesticides standard

2,3-Dimethyl-1-butene, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 563-78-0

Potassium 9-chlorohexadecafluoro-3-oxanonane-1-sulfonate, 1.2ml x 50ug/ml, methanol

EPN, 100 µg/ml, Ethyl acetate, 1ml