碳酸钠 (CAS No.497-19-8)
- 物化性质
- 白色结晶性粉末或颗粒,无气味,有碱味。易溶于水,水溶液呈强碱性;微溶于无水乙醇,不溶于丙醚。熔点851°C,沸点1600°C(分解),相对密度2.532。
- 技术参数
- 含量(以Na2CO3计)≥99.0% 总碱量(以Na2CO3计)≥99.2% 氯化物(以NaCl计)≤0.3% 铁(Fe)≤0.002% 水不溶物≤0.05%
English description(英文原文,共 912 字符)
Product Name:Sodium carbonate
English Name:Sodium carbonate
CAS No.:497-19-8
Aliases:Soda ash, Soda, Washing soda, Disodium carbonate
Molecular Formula:Na2CO3
Physical Properties:White crystalline powder or granules, odorless with a slight alkaline taste. Readily soluble in water, forming a strongly alkaline solution; slightly soluble in absolute ethanol, insoluble in propyl ether. Melting point 851°C, boiling point 1600°C (decomposition), relative density 2.532.
Uses:Mainly used in glass manufacturing, detergent production, water treatment, and as a chemical raw material; also used as an acidity regulator in food applications, and widely employed as an alkaline auxiliary in papermaking, textiles, printing and dyeing industries.
Technical Specifications:
Content (as Na2CO3) ≥99.0%
Total alkalinity (as Na2CO3) ≥99.2%
Chloride (as NaCl) ≤0.3%
Iron (Fe) ≤0.002%
Water-insoluble matter ≤0.05%
English Name:Sodium carbonate
CAS No.:497-19-8
Aliases:Soda ash, Soda, Washing soda, Disodium carbonate
Molecular Formula:Na2CO3
Physical Properties:White crystalline powder or granules, odorless with a slight alkaline taste. Readily soluble in water, forming a strongly alkaline solution; slightly soluble in absolute ethanol, insoluble in propyl ether. Melting point 851°C, boiling point 1600°C (decomposition), relative density 2.532.
Uses:Mainly used in glass manufacturing, detergent production, water treatment, and as a chemical raw material; also used as an acidity regulator in food applications, and widely employed as an alkaline auxiliary in papermaking, textiles, printing and dyeing industries.
Technical Specifications:
Content (as Na2CO3) ≥99.0%
Total alkalinity (as Na2CO3) ≥99.2%
Chloride (as NaCl) ≤0.3%
Iron (Fe) ≤0.002%
Water-insoluble matter ≤0.05%
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常见问题
- 碳酸钠的 CAS 号是多少?
- 碳酸钠的 CAS 号是 497-19-8。
- 碳酸钠的分子式和分子量是什么?
- 碳酸钠的分子式为 Na2CO3。
- 碳酸钠的英文名称是什么?
- 碳酸钠的英文名称为 Sodium carbonate。
- 碳酸钠还有哪些别名?
- 碳酸钠又称 纯碱、苏打、碱面。
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