1664 Oil & Grease Calibration Level #4 Back Catalog number: 94866 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3281.19-K-IO Methyl 9-trans-12-hydroxyoctadecenoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 7706-01-6 Price on request 55120 RCRA TPRH Screening Price on request 80119 EPA Method 8010B - Surrogate Standard Price on request