EPA Method 1664 - Oil & Grease (Sonicate) Back Catalog number: 91958 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675781 Resmethrin, 100 µg/ml, Ethyl acetate, 5ml Price on request 674766 Rotenone, 250mg Price on request BB-52 2,2',5,5'-Tetrabromobiphenyl, 1.2ml x 50ug/ml, nonane Price on request