EPA Method 1664 - Oil & Grease (Sonicate) Back Catalog number: 91958A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8114.8-100-AN Glyoxal mono-2,4-dinitrophenylhydrazone, 100µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. 13059-68-2 Price on request 3162.15-K-IO Methyl tetradecanoate (Methyl myrististate), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 124-10-7 Price on request 40001 EPA Method 601 - Purgeables Mix #1 Price on request