EPA Method 1664 - Oil & Grease (Sonicate) Back Catalog number: 92984 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 79080 EPA Method 8330 Analyte Price on request 675580 Thiofanox, 10.0 µg/ml, Acetonitrile, 10ml Price on request 677113 D7-Propranolol hydrochloride, 10mg Price on request