Sulfate (SO42-) Back Catalog number: 50805 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended MDF-123469 1,2,3,4,6,9-Hexachloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene Price on request 50329 Interference Check Standard Price on request 9663.3-100MG Epichlorohydrin-d5, neat, Solvent-neat, Unit 10mmg, # of units-1, Cas.no. Price on request