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1)  cadmium eliminator column
除镉塔[冶]
2)  cadmium eliminator column
除镉塔
3)  lead eliminator column
除铅塔[冶]
4)  lead-cadmium elimination roast
除铅镉焙烧[冶]
5)  zinc retort
镉塔
1.
In the technics of Zinc melted retorting,the efficiency of taking off cadmium from zinc retort will directly influence the quality of pure zinc and producing rate.
在蒸馏炼锌工艺中,精馏塔脱镉效率的高低直接影响精锌的质量及一次产出率,本文通过增加镉塔大冷凝器容积的方法提高了镉塔脱镉效率。
6)  cadmium removal
除镉
1.
First the optimal akalia dosage was derived to be 15mg/L in lab,then the pilot test was conducted in a water works;it was discovered that,when dosing quick lime 20mg/L,cadmium removal rate reached to 75%.
中试试验表明该方法简单可行,除镉效果理想,而且对正常生产影响不大。
2.
The result of test for removing cadmium from crude indium by vacuum distillation shows that the rate of cadmium removal can be up to 97%-99% under the conditions of 450-500℃, 20-30Pa vacuum degree and 2h distillation.
粗铟真空蒸馏除镉的试验结果表明,在450~500℃、真空度20~30Pa、蒸馏时间2h的条件下,除镉率可达97%~99%。
补充资料:乙酸镉二水合物 乙酸镉,二水
CAS:5743-04-4
分子式:C4H6CdO4·2H2O
分子质量:266.52

中文名称:乙酸镉二水合物 乙酸镉,二水

英文名称:Acetic acid, cadmium salt, dihydrate; Cadmium diacetate dihydrate; Cadmium acetate,dihydrate; cetic acid,cadmium salt,dihydrate

性状描述:通常以二水合物形式存在,在130℃时失去结晶水成为无水物。无水物熔点256℃,相对密度2.341,二水合物相对密度2.01。有乙酸气味,易溶于水和乙醇,易潮解。

生产方法:可以由乙酸和氧化镉反应而得或由冰醋酸与四水合硝酸镉反应而得。

用途:用于分析试剂,也用于陶瓷工业。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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