Traditional Culture Encyclopedia - Traditional festivals - Which two liquids produce calcium phosphate
Which two liquids produce calcium phosphate
Calcium phosphate is produced by reacting calcium carbonate with phosphoric acid, or a water-soluble phosphate solution.
The traditional method of preparing calcium phosphate is to use white or yellow phosphorus to react with lime milk at 98°C, but in this process, a large amount of PH5 toxic gases are produced, which have a greater pollution of the environment. It is also a health hazard for the production staff.
In recent years, with the development of pharmaceutical technology, calcium phosphate as ー kind of important pharmaceutical raw materials have been widely used in the national strategic emerging industries, medical nano-calcium phosphate belongs to the category of national key support.
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