磺酸 (CAS No.7782-99-2)
- 物化性质
- 无色至淡黄色水溶液，具有刺激性二氧化硫气味；呈弱酸性，具有还原性和漂白性；不稳定，加热易分解为水和二氧化硫；能与水以任意比例混溶，对金属有一定腐蚀性。
- 纯度
- 99%
- 溶解性
- 与水混溶
English description（英文原文，共 874 字符）
Product Name:Sulfurous acid
English Name:Sulfurous acid
CAS No.:7782-99-2
Aliases:sulphurous acid, sulfur dioxide solution, sulfurous acid solution
Molecular Formula:H2SO3
Physical Properties:Colorless to pale yellow aqueous solution with a pungent sulfur dioxide odor; weakly acidic with reducing and bleaching properties; unstable and decomposes into water and sulfur dioxide on heating; miscible with water in all proportions; somewhat corrosive to metals.
Uses:Used as an analytical reagent, preservative, bleaching agent, and reducing agent. In organic synthesis it serves as a sulfurous acidifying and reducing agent for the preparation of sulfites, sulfur dioxide, and sulfuryl compounds such as sulfuryl chloride.
Technical Specifications:
Purity: 99%
CAS number: 7782-99-2
Molecular formula: H2SO3
Molecular weight: 82.07
Solubility: miscible with water
English Name:Sulfurous acid
CAS No.:7782-99-2
Aliases:sulphurous acid, sulfur dioxide solution, sulfurous acid solution
Molecular Formula:H2SO3
Physical Properties:Colorless to pale yellow aqueous solution with a pungent sulfur dioxide odor; weakly acidic with reducing and bleaching properties; unstable and decomposes into water and sulfur dioxide on heating; miscible with water in all proportions; somewhat corrosive to metals.
Uses:Used as an analytical reagent, preservative, bleaching agent, and reducing agent. In organic synthesis it serves as a sulfurous acidifying and reducing agent for the preparation of sulfites, sulfur dioxide, and sulfuryl compounds such as sulfuryl chloride.
Technical Specifications:
Purity: 99%
CAS number: 7782-99-2
Molecular formula: H2SO3
Molecular weight: 82.07
Solubility: miscible with water
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常见问题
- 磺酸的 CAS 号是多少？
- 磺酸的 CAS 号是 7782-99-2。
- 磺酸的分子式和分子量是什么？
- 磺酸的分子式为 H2SO3，分子量约 82.07。
- 磺酸的英文名称是什么？
- 磺酸的英文名称为 Sulfurous acid。
- 磺酸还有哪些别名？
- 磺酸又称 二氧化硫水溶液、亚硫酸溶液。
- 磺酸有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条磺酸供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- 磺酸的供应商主要分布在哪些地区？
- 磺酸的供应商主要分布在 上海市（1 条） 等地。
- 磺酸有哪些级别可选？
- 平台上磺酸的供应级别包括 工业级。
- 磺酸的报价单位是什么？
- 磺酸的报价单位主要有 千克。
- 哪里可以查到磺酸的价格？
- 掌上化工磺酸产品页汇总了各供应商的最新报价与规格，地址：/chemicals/7782-99-2/。部分供应商价格为电议，可通过页面上的询价功能直接获取。
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