EPA Method 1664 - Oil & Grease (Sonicate) Back Catalog number: 91958 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0854.26-50-IO C26 Triaromatic sterane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 80382-29-2 Price on request 675149 Beflubutamid, 10.0 µg/ml, Acetonitrile, 10ml Price on request 1987.6-K-MEX5 Monophenyltin trichloride, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-5, Cas.no. 1124-19-2 Price on request