sodium-hypochlorite process

This work studied on controlling calcium sulfate scale in the process of sea water desalination with thermal method and by adding acrylic acid ( AA)-sodium allylsulfonate ( SAS) copolymer.

研究了加热法以及加聚丙烯酸（AA）-烯丙基磺酸钠（SAS）控制海水淡化生产中硫酸钙结垢。

互联网摘选

Through the study on the synthetic process, the optimum technological conditions were obtained, which were as follows: the molar ratio of cyclohexanone to sodium perborate tetrahydrate was 1 ∶ 1.5, the reaction temperature was 80 ℃ and the reaction time was 3 h.

通过对ε己内酯合成工艺条件的研究，得到了最佳合成工艺条件：环己酮与过硼酸钠四水化合物摩尔比为1∶1.5，反应时间3h，反应温度80℃。

互联网摘选

In this paper two cooling equipments are analysised in the temperature falling process of the sodium aluminate concentrate solution, energy saving mechanism and benefit are discussed and estimated.

针对铝酸钠精液降温过程中的两种降温设备进行了对比分析，并对板式换热器的节能机理和节能效益进行了论述及估算。

互联网摘选

Recovery of silver from silver manganite with chloride roasting cyanide leaching process are studied. The effects of sodium chloride addition, particle size of ore sample, roasting time, roasting temperature on recovery rare of silver are examined.

研究了以氯化焙烧-氰化浸出工艺从银锰矿中回收银，考察了氯化钠加入量、矿石粒度、焙烧时间、焙烧温度对银浸出率的影响。

互联网摘选

Discussion on Omitting Demarcate Process in Experiments by Sodium Thiosulfate

关于使用硫代硫酸钠溶液省略标定过程的讨论

互联网摘选