EPA Method 525 - PAH Standard

Tetrabromophthalic anhydride, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 632-79-1

Pyridoxine-d5 (Major), 1mg

Metazachlor, 100 µg/ml, Ethyl acetate, 5ml