EPA Method 8121 Surrogate Standard Back Catalog number: 81204 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 33101 1,1,2-Trichlorotrifluoroethane Price on request 673690 Pyrimethanil, 100 µg/ml, Ethyl acetate, 5ml Price on request 50292 Anions Mix Price on request