1-Chloro-2,4-dinitrobenzene, 500mg

Disulfoton-sulfoxide, 10.0 µg/ml, Cyclohexane, 1

1,1,1-Trichloroethane (contains stabilisor 0.05% low alkyl epoxide), in ampoule, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 71-55-6

EPA Method 8260 - Purgeable Internal Standard