Sulfate (SO4-2), 1000µg/ml in Water, 500ml Back Catalog number: 54506 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 511-946 1000 ppmC standard KHP, 100ml Price on request E2177-100ML FE2177 PE ME-1 9 ,100LPF Price on request E4073-100ML FE4073 Strontium for AAS 1g/L ,100LPF Price on request