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防止沉淀产生的方法

名词解释题
2022-01-12 00:48
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正确答案

①通过降低溶液pH值来防止磷酸钙沉淀的方法;
②通过降低Ca、P浓度来防止沉淀产生的方法;
③为防止Ca、Mg形成氢氧化物沉淀,在加碱液中和酸性时,要用浓度较稀的碱液,而且在加入碱液时要及时进行搅拌。


试题解析

标签: 无土栽培 农学
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