... Tertiary Butyl Sulfonic Acid or AMPS, ATBSCAS NO.: 15214-89-8EC NO.: 239-268-0Molecular Formula: C7H13SO4NMolecular Weight ... g275±5275±5Melting piont, oC ≥185(decomposition)183(decomposition)Water content, %(m/m) ≤0.51Fe,%(m/m) ... chemistry, water-treatment, synthetic fiber, dyeing, plastic, absorbent coating, paper-making, biomedicine, magnetic material and cosmetics etc. Water Treatment Chemical (AMPS ...