... , mgKOH/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 and ... can be widely used in the fields of oil chemistry, water-treatment, synthetic fiber, dyeing, plastic, absorbent coating, paper-making, biomedicine ...