EPA Method 502/524 Volatile Mix

Hexachlorobenzene, 250mg

Simazine (ring-13C3), 100ug/ml in MeOH, 1,2ml

2,3',4,4'-Tetrabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 189084-61-5