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Application of Chitin and Chitosan in the Recovery of Heavy Metal Ions

 Last Update: 2021-11-04
 Source: Internet
 Author: User

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(6) Recovery of heavy metal ions

Among the many specific properties of chitosan , the adsorption performance is one of the most eye-catching properties

①Application example 1

The ternary composite adsorbent made of fiber powder, chitosan hydrochloric acid aqueous solution and powdered activated carbon in a fixed ratio has a Pb ²⁺ removal rate of more than 90%

②Application example 2

Heavy metal ions in the electroplating industry can cause serious pollution to the environment

Table 3-70 Flocculation test results of chitosan on electroplating wastewater

Related link: Using chitosan flocculant to treat activated sludge

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