GC/MS Calibration Standard Back Catalog number: 43026 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1992.12-50-IO 2,3,3',4,4',5,6-Heptabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 189084-68-2 Price on request 1020.16-K-IO n-Hexadecane-d34, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 15716-08-2 Price on request 91958 EPA Method 1664 - Oil & Grease (Sonicate) Price on request