EPA Method 8325 Surrogate Standard Back Catalog number: 82483 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 673686 Pyrazophos, 100 µg/ml, Ethyl acetate, 5ml Price on request 681695 2,3,4-Trichlorophenol, 100 µg/ml, Methanol, 5ml Price on request 96583 Dextromethorphan Price on request