Method 429 Native PAH Stock Solution, 1.2ml, isooctane

Acetovanillone, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 498-02-2

Chlorfenvinphos, 100 µg/ml, Ethyl acetate, 5ml

trans-Permethrinic acid, 100µg/mL in Acetonitrile, 1ml