Benz[a]anthracene-d12, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 1718-53-2

Butocarboxim, 10.0 µg/ml, Acetonitrile, 10ml

EPA Method 502/524 Surrogate Standard #1

2,4,4'-Trichlorobiphenyl, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 7012-37-5