EPA Method 524 & 624 - Internal Standard

3,4-Dihydrobenzo[a]anthracene-1(2H)-one, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 57652-74-1

D4-Picolinafen, 10.0 µg/ml, Acetonitrile, 10ml

4-Acetamidoantipyrine, 1000µg/ml in MeOH, 1ml