In recent years, with the continuous development of starch sugar industry, sugar alcohols, an important derivative of starch sugar, have also made considerable progress. Due to the special properties of sugar alcohols, their applications are...
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Membrane is a selective barrier between two phases. Generally speaking, it is a kind of polymer, which can selectively separate feed liquid through the effect of pressure difference. The separation process through it is called membrane separ...
Precious metals mainly refer to eight metal elements, such as gold, silver and platinum group metals (ruthenium, rhodium, palladium, osmium, iridium and platinum). Most of these metals have beautiful colors, great resistance to chemicals, an...
