EPA Method 604.1 Analytes Back Catalog number: 40004 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 678346 Diphenylamine, 100 µg/ml, Ethyl acetate, 1ml Price on request 3390.9-100 Endosulfan alcohol, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 2157-19-9 Price on request 9427.5-100-IO Hexachlorocyclopentadiene, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 77-47-4 Price on request