Customization: | Available |
---|---|
CAS No.: | 497-19-8 |
Formula: | Na2co3 |
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Product name |
Sodium Carbonate |
Item |
Standard |
Appearance |
White powder |
Content, % |
99.0-100.5 |
Loss on drying, % |
≤0.20 |
Ph value |
≤8.5 |
Heavy metal (Pb), % |
≤0.0005 |
Arsenic(As), % |
≤0.0001 |
Clorides % |
≤0.40 |
Whiteness, % |
≥85 |
Sodium carbonate is a white powder or fine-grained crystal, which is easily decomposed at high temperature and easily soluble in water. The aqueous solution is alkaline and is a strong base and weak acid salt.
1.Soda ash is mainly used in the production of glass, such as flat glass, bottle glass, optical glass and high-grade utensils.
2.It can be used to prepare sodium salts, metal carbonates, bleaches, detergents, catalysts and dyes, etc.
3. Soda ash is also required for metal degreasing, cellulose and paper production, soap making, etc.
4. In the printing and dyeing industry, it is used as a fixing agent for dyeing and printing, an acid-base buffer, and a post-treatment agent for fabric dyeing and finishing.