Sulfate (SO4-2), 1000µg/ml in Water, 100ml Back Catalog number: 54106 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended E3052-100ML FE3052 Triethanolamine IC 1g/L ,100LPF Price on request E2214-100ML FE2214 Thermo ICP 23 ,100LPF Price on request E1190-100ML FE1190 Titanium ICP 10g/L ,100LPF Price on request