EPA Method 1664 - Oil & Grease (Sonicate) Back Catalog number: 91958 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 32761 3-Methylhexane Price on request S-4362 2,4-Dibromophenol, Internal Standard Stock Solution Cat No 2061.6 Price on request UFA-027S Methyl cis-13-docosenoate C22:1, 10.0mg/mL in Heptane, 1ml Price on request