Refined and industrial salt
Crude, industrial, and refined iodized salt of less than 90%, 96.0% and 99.5% NaCl respectively is manufactured from sea water by combined solar and vacuum pan evaporation. Precipitations of calcium and magnesium, carbonates are effected by treatment with caustic soda and carbon dioxide gas. The eco...
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| 其他作者: | , |
| 格式: | Thesis |
| 语言: | English |
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Quezon City
College of Engineering
1964.
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