D4-4-n-Nonylphenol, 100 µg/ml, Acetone, 10ml

EPA Method 608 Pesticides and PCB's

Octachloro(13C10)naphthalene, 1.2mL x 50ug/mL, nonane

3,3'-Dimethoxybenzidine,100 µg/mL,acetonitrile,1mL,