EPA Method 1664 - Oil & Grease (Sonicate) Back Catalog number: 97738 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9879.17-50-IO 1,2,7-Trimethylphenanthrene, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 60490-68-8 Price on request 96753 Terbufos Price on request 93917 Decabromodiphenyl ether Price on request