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        Heavy metal wastewater treatment

        Chelating polymer and ion trapping agent method is through with dosage of heavy metal chelating agent in wastewater treatment process, the principle of chelate forming the corresponding chelating agent and metal ions of lead and cadmium combined to achieve separation of lead and cadmium removal. The reaction can occur at room temperature and a large pH range (3 ~ 11), and it should be able to avoid the coexistence of heavy metal ions at room temperature and large pH range. Therefore, the removal rate of this method is high...
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