Barium (Ba) Back Catalog number: 57056 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 90877 GPC Calibration Standard Price on request 92457 HPLC Fermentation Standard Price on request 2822.8-50-ME n-Perfluorooctanoic acid, ammonium salt, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3825-26-1 Price on request