PCB No. 204, 100µg/ml in Isooctane, 1ml

Extraction Solvent Stock Solution, in Hexane, 5ml

Permethrin (mix isomers), 1000µg/ml in Acetonitrile, 1ml

ß-Naphthylpropylketone, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 17666-88-5