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 E2004-100ML FE2004 Agilent 6020I A ICPMS 12 ,100LPF Price on request E4050-500ML FE4050 Sodium for AAS 1g/L ,500LPF Price on request E3053-100ML FE3053 Triethylamine IC 1g/L ,100LPF Price on request