precipitating agent

  • 释义

    沉淀剂

数据更新时间:2026-04-19 18:58:05
1、

By using orthogonal test method optimum technological conditions are determined: materials ratio is 4 ∶ 1, precipitating agent rate is 1 mL/ min, reacting time is 60 min, and pH value is 5.4.

用正交试验法确定了较优的工艺条件,即原料配比为4∶1,沉淀剂滴加速率为1mL·min-1,反应时间为60min,溶液的pH值为5.4。

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3、

Nanometer Y_2O_3 was prepared with homogeneous precipitation method by using yttrium nitrate as raw material, urea as precipitating agent, and PAA as dispersant.

以硝酸钇为原料,尿素为沉淀剂,低分子量聚丙烯酸钠为分散剂,研究了采用均匀沉淀法合成纳米Y2O3的工艺过程。制备条件为:钇离子浓度0.3mol/L;

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4、

TiO2 co-doped with samarium and nitrogen was synthesized by co-precipitation method with titanium sulfate as titanium precursor and ammonium hydroxide as precipitating agent and nitrogen precursor.

采用硫酸钛为钛源,氨水作为沉淀剂的同时作为氮源,制备了钐、氮共掺杂的纳米TiO2光催化剂。

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