Primary Calibration FID (EPH) Rev 1.0 Back Catalog number: 91785 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2262.30-50-IO 17 alpha(H),21ß(H)-30-Nor-29-methylhopane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 677486 2,3,4,6-Tetrachlorophenol, 50mg Price on request 72666 Terbumeton Price on request