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 E2212-100ML FE2212 Thermo QC-3 15 ,100LPF Price on request VHG-V21-30-100 V21 Wear Metals Standard: 30µg/g in Hydrocarbon Oil, 100g Price on request E1143-100ML FE1143 Cesium ICP 10g/L ,100LPF Price on request