Barium (Ba) Back Catalog number: 57256 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 59345 Perchlorate (ClO4-) Price on request 8211.11-K-AN n-Butyraldehyde-PFBOA derivative, 1000µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no. Price on request BDE-209S Decabromodiphenyl ether, 50µg/ml in IO,1ml Price on request