Metolachlor OA, 100 µg/ml, Acetonitrile, 1ml

Acetaminophene-d4 (Paracetamol-d4), neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 64315-36-2

Benzidine

EPA Method 502/524 Surrogate Standard #3, 2000µg/ml in MeOH, 1ml