Method for preparing sodium metabisulfite by utilizing sodium carbonate decahydrate
The invention discloses a method for preparing sodium metabisulfite by utilizing sodium carbonate decahydrate, wherein the sodium carbonate decahydrate is utilized to replace soda ash to produce the sodium metabisulfite product. The method disclosed by the invention has the characteristic that the p...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a method for preparing sodium metabisulfite by utilizing sodium carbonate decahydrate, wherein the sodium carbonate decahydrate is utilized to replace soda ash to produce the sodium metabisulfite product. The method disclosed by the invention has the characteristic that the production raw material is low in price, the production process basically remains unchanged and the like and has the advantages that the production cost of the product is low and better economic benefit is provided. The invention also provides novel application of the sodium carbonate decahydrate at the same time. |
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