Chlorpyrifos-methyl, 100 µg/ml, Acetonitrile, 1m

D6-Dimethoate, 10 µg/ml, Ethyl acetate, 10ml

1-tert-Butyl-4-ethylbenzene, 1000µg/mL, Solvent-hexane, Unit 1mL, # of units-1, Cas.no. 7364-19-4

Semi-Volatile Standard