Calibration Standard Set Back Catalog number: 52042 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59629 Sulfate (SO42-) Price on request 9756.17-10MG n-Butyl iso-pentyl phthalate (n-Butyl 3-methylbutyl phthalate), neat, Solvent-neat, Unit 10mg, # of units-1, Cas.no. 144648-76-0 Price on request 2160.12-50-IO 2'-Fluoro-2,4,4'-tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 876310-22-4 Price on request