Dimethachlor (Teridox), 1000µg/ml in MeOH, 1ml

Internal Std., 4000µg/ml Methylene Chloride, 1ml

1-Hydroxychrysene, neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 63019-38-5

EPA Method 509 Internal Standard