Primary Calibration FID (EPH) Rev 1.0 Back Catalog number: 91785 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 675095 Sodium p-n-dodecylbenzenesulfonate, 10mg Price on request 59577 pH 5.0 Standard @ 25°C Price on request 10169.27-K-IO Hexaethylene glycol mono(p-n-nonylphenyl) ether, 1000µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. Price on request