3-硝基苯磺酸钠 (CAS No.127-68-4)
- 物化性质
- 白色至浅黄色结晶性粉末,易溶于水(20°C时约200g/L),溶于乙醇,水溶液呈微碱性(50g/L水溶液pH约8)。熔点350°C,自燃温度355°C,具有吸湿性,在空气中稳定。
- 技术参数
- 纯度 ≥99%
- 外观
- 白色至浅黄色结晶性粉末
- 熔点
- 350°C
- 溶解性
- 20°C水中溶解度约200g/L,溶于乙醇
English description(英文原文,共 1062 字符)
Product Name:Sodium 3-nitrobenzenesulfonate
English Name:Sodium 3-nitrobenzenesulfonate
CAS No.:127-68-4
Aliases:m-Nitrobenzenesulfonic acid sodium salt, 3-Nitrobenzenesulfonic acid sodium salt, Reserving Salt S
Molecular Formula:C6H4NNaO5S
Physical Properties:White to light yellow crystalline powder, freely soluble in water (about 200 g/L at 20°C), soluble in ethanol. The aqueous solution is slightly alkaline (pH about 8 for 50 g/L solution). Melting point 350°C, auto-ignition temperature 355°C, hygroscopic, stable in air.
Uses:Used as a resist agent for vat dyes and sulfur dyes, and as a color-forming protectant for dyes. It acts as a mild oxidizing agent to protect shade during textile printing and pad-steaming, and also serves as a ship rust remover, electroplating nickel stripping agent, and intermediate for dyes and vanillin.
Technical Specifications:
Purity ≥99%
Appearance: white to light yellow crystalline powder
Melting point: 350°C
Solubility: about 200 g/L in water at 20°C, soluble in ethanol
pH: about 8 (50 g/L, H2O, 23°C)
English Name:Sodium 3-nitrobenzenesulfonate
CAS No.:127-68-4
Aliases:m-Nitrobenzenesulfonic acid sodium salt, 3-Nitrobenzenesulfonic acid sodium salt, Reserving Salt S
Molecular Formula:C6H4NNaO5S
Physical Properties:White to light yellow crystalline powder, freely soluble in water (about 200 g/L at 20°C), soluble in ethanol. The aqueous solution is slightly alkaline (pH about 8 for 50 g/L solution). Melting point 350°C, auto-ignition temperature 355°C, hygroscopic, stable in air.
Uses:Used as a resist agent for vat dyes and sulfur dyes, and as a color-forming protectant for dyes. It acts as a mild oxidizing agent to protect shade during textile printing and pad-steaming, and also serves as a ship rust remover, electroplating nickel stripping agent, and intermediate for dyes and vanillin.
Technical Specifications:
Purity ≥99%
Appearance: white to light yellow crystalline powder
Melting point: 350°C
Solubility: about 200 g/L in water at 20°C, soluble in ethanol
pH: about 8 (50 g/L, H2O, 23°C)
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常见问题
- 3-硝基苯磺酸钠的 CAS 号是多少?
- 3-硝基苯磺酸钠的 CAS 号是 127-68-4。
- 3-硝基苯磺酸钠的分子式和分子量是什么?
- 3-硝基苯磺酸钠的分子式为 C6H4NNaO5S。
- 3-硝基苯磺酸钠的英文名称是什么?
- 3-硝基苯磺酸钠的英文名称为 Sodium 3-nitrobenzenesulfonate。
- 3-硝基苯磺酸钠还有哪些别名?
- 3-硝基苯磺酸钠又称 间硝基苯磺酸钠、防染盐S、3-硝基苯磺酸钠盐、间硝基苯磺酸钠盐。
- 3-硝基苯磺酸钠有哪些供应商和生产厂家?
- 掌上化工当前收录 1 条3-硝基苯磺酸钠供应报价,来自 1 家供应商,可按地区、纯度、级别筛选对比。
- 3-硝基苯磺酸钠的供应商主要分布在哪些地区?
- 3-硝基苯磺酸钠的供应商主要分布在 上海市(1 条) 等地。
- 3-硝基苯磺酸钠有哪些级别可选?
- 平台上3-硝基苯磺酸钠的供应级别包括 工业级。
- 3-硝基苯磺酸钠的报价单位是什么?
- 3-硝基苯磺酸钠的报价单位主要有 千克。
- 哪里可以查到3-硝基苯磺酸钠的价格?
- 掌上化工3-硝基苯磺酸钠产品页汇总了各供应商的最新报价与规格,地址:/chemicals/127-68-4/。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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