Fenthion-oxon-sulfone, 10.0 µg/ml, Acetonitrile,

5'-Fluoro-2,3',4,4',5-pentachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

EPA Method 624 Surrogate Standard

1,4-Dioxane