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 E1118-100ML FE1118 Rhenium ICP 1g/L ,100LPF Price on request E1046-100ML FE1046 Platinum ICP 1g/L ,100LPF Price on request E4046-500ML FE4046Molybdenum for AAS 1g/L ,500LPF Price on request