Sulfate (SO42-) Back Catalog number: 50734 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2938.6-100-IO Dimethyl-d6 tetrachloroterephthalate, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 350818-66-5 Price on request 59272 Iodide (I-) Price on request 675645 Propetamphos, 100 µg/ml, Ethyl acetate, 5ml Price on request