甲基磺酸
分子式 | CH3SO3H |
分子量 | 96.1 |
CAS号 | 75-75-2 |
性质 | 99%甲基磺酸:无色或淡黄色透明液体,沸点:167-167.5(10mmHg),比重(20℃):1.4812g/cm3,熔点:20℃,溶于水,微溶于甲苯,不溶于烷烃。70%甲基磺酸:无色透明液体,比重(20℃):1.35 g/cm3 |
规格 | 含量(%) 70±0.5(电子级) ≥70%(工业级)≥99(医药级) |
与甲基磺酸锡1:1配比:外观无变化、无沉淀 ---- ---- | |
色度(HAZEN): ≤10 ≤30 ≤50 | |
氯离子(mg/kg): ≤5 -- ≤10 | |
硫酸根离子(mg/kg):≤50 -- ≤50 | |
铁(mg/kg): ≤5 ≤10 ≤5 | |
重金属(mg/kg): ≤5 ≤10 ≤5 | |
可氧化物(mg/kg): ≤10 -- -- | |
用途 | 用作溶剂,烷化、聚合及其他反应的催化剂,99%甲基磺酸主要用于医药工业,70%甲基磺酸用于电子电镀业及涂料等表面处理等行业。 |
包装 | 250kg/30kg塑料桶或按客户指定包装 |
Methanesulfonic Acid
Formula | CH3SO3H |
Molecular Formula | 96.1 |
CAS No. | 75-75-2 |
Properties | 99%MSA:Slightly yellow transparent liquid,B.P.:167-167.5(10mmHg), Gravity(20℃):1.4812 g/cm3,M.P.: (20℃),soluble in water, little soluble benzene,methylbenzene,non-soluble in paraffins. |
Specification | Content(%): 70±0.5 ≥70% ≥99.5 |
Color(HAZEN): ≤10 ≤30 ≤50 | |
Chloride(Cl- )(mg/kg):≤5 -- ≤10 | |
Sulfate (SO4)(mg/kg):≤50 -- ≤50 | |
Iron(mg/kg): ≤5 ≤10 ≤5 | |
Heavy Metal(mg/kg):≤5 ≤10 ≤5 | |
Oxidizable imjpurity(mg/kg):≤10 | |
Application | Used as solvent,catalyst of alkylation,esterification and polymerization etc.,99% MSA mainly used in pharmaceutical industry,while 70% MSA mainly used in electric plating and other electronic industry and . Surface treatment. |