Traditional Culture Encyclopedia - Traditional virtues - Preparation of Hard Soap
Preparation of Hard Soap
Hard soap is mainly produced by the saponification of fats and oils, fatty acid neutralization or methyl ester saponification, similarly, soft soap can also be produced by these methods.
1, the production of soap can be made from fats and oils as raw materials and caustic soda solution reaction:
2, fatty acid neutralization soap:
3, fatty acid saponification of methyl ester:
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