... /g275±5275±5Melting piont, oC ≥185(decomposition)183(decomposition)Water content, %(m/m) ≤0.51Fe,%(m/m) ≤0 ... .00050.001Chroma(25%water solution),CoPt ≤80100Purity,% (m/m) ≥9995Uses:The usable methods ... of oil chemistry, water-treatment, synthetic fiber, dyeing, plastic, absorbent coating, paper-making, biomedicine, magnetic material and cosmetics etc. Water Treatment Chemical (AMPS) ...