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1·Meanwhile, produced the liquid ferric chloride used as purifying agent.

同时生产净水剂用液体氯化铁产品。

2·The invention relates to a formaldehyde purifying agent and a preparation method thereof.

本发明涉及一种甲醛净化剂及其制备方法。

3·Objective To simplify the detection method of sulfate in the water purifying agent poly aluminium chloride.

目的简化净水剂聚氯化铝中硫酸根的分析方法。

4·This invention is a kind of treating potable water method with iron hydroxide and aluminium hydroxide water-purifying agent.

本发明是一种氢氧化铁及氢氧化铝净水剂处理饮用水的方法。

5·The said method is used for muddy water made up from extra-fine impurities, its water-purification efficiency is over three times that of basic aluminium chloride water-purifying agent;

该方法用于超细杂质形成的浊水，其净水效率是碱式氯化铝净水剂的三倍以上；

6·The first connector and the second connector are firmly and reliably fixed, when changing soda lime purifying agent, the support frame is not capable of being spilled along the purifying agent.

并且所述第一连接件和第二连接件之间的固定牢固可靠，更换钠石灰净化剂时，所述支撑架不会随净化剂倒出。

7·The effects of adding purifying agent during the process of water purification were studied. The best opportunity for applying purification agent to water during purification process was obtained.

对水质净化过程中投加净化剂的效果进行了研究，得出了在冬春低温低浊季节，水力循环澄清池-快滤池净化过程投加净化剂脱混的最佳选择。

8·The wet gas desulfurizing and desulfurizing agent regenerating process of the present invention belongs to the field of gas purifying and electrolysis technology.

一种湿法气体脱硫及脱硫剂再生的方法，涉及气体净化及电解的技术领域。

9·This method contains steps as follows: pre-processing raw material, adding extracting agent which contains ionic liquid, centrifuging, filtering, purifying and condensing the extracting liquid.

该方法包括下列步骤：原料预处理，加入含离子液体的萃取剂，萃取液离心、过滤、纯化、浓缩即可。

10·For this, hydrogen peroxide and cupferron were used as screening agent and agent for removing impurities in the test of purifying this vanadium-containing acid leaching solution.

为此，以双氧水、铜铁试剂为掩蔽剂和除杂剂，对该含钒酸浸液进行了除杂净化试验。

净化剂

1·The invention relates to a formaldehyde purifying agent and a preparation method thereof.

本发明涉及一种甲醛净化剂及其制备方法。