The impurities removing in production of sodium hypophosphite is focused in the paper.
重点论述了次磷酸钠工业生产中的杂质去除问题。
The electroless copper plating system with sodium hypophosphite as the reducing agent has been received people's attention.
由于金属铜对次磷酸钠的氧化没有催化作用，需要加入镍离子作为催化剂。
Based on catalyzing hypothesis of sodium hypophosphite, we explored and studied a non-phosphorus catalyst---sodium nitrilotriacetate.
依据次磷酸钠在体系中的催化作用开发和研究了无磷催化剂氨三乙酸钠。
Therefore, the deposit using sodium hypophosphite as reductant was more suitable for the industries which had a relatively low requirement on conductance.
因此，次磷酸钠为还原剂的化学镀铜工艺更适宜应用于对导电性要求相对较低的行业。
In this paper, the reactive theory of the preparation of sodium hypophosphite by one-stage process taking phosphor, calcium oxide and sodium carbonate as raw material is introduced.
详细研究了以黄磷、氧化钙和碳酸钠为原料，采用一步法制备次磷酸钠的最佳条件和有关工艺。
The existing bath analyzing methods are compared, as a result a quick and continous method for determining sodium hypophosphite and stannum(II) ion in electroless tin bath is determined.
并对现有的镀液分析方法进行了比较，确定了快速连续测定化学镀锡液中亚锡离子和次磷酸钠的方法。
In this paper, the process of sodium hypophosphite production and equipment is summarized, new views and suggestions are put forward according to corresponding technological exploitation.
王书林，沈万涛，次磷酸钠生产工艺及反应器的优化对生产次磷酸钠工艺及主要设备进行了评述，对相应的技术开发提出了新的见解和建议。
In this paper, the process of sodium hypophosphite production and equipment is summarized, new views and Suggestions are put forward according to corresponding technological exploitation.
前言：对生产次磷酸钠工艺及主要设备进行了评述，对相应的技术开发提出了新的见解和建议。
The result showed that cathodic polarization increases with the addition of complexant trisodium citrate and that formation of the alloy deposit is facilitated by addition of sodium hypophosphite.
认为在镇液中加入配体柠檬酸钠可以提高阴极极化，加入次磷酸钠有利于合金镀层的形成。
The result showed that cathodic polarization increases with the addition of complexant trisodium citrate and that formation of the alloy deposit is facilitated by addition of sodium hypophosphite.
认为在镇液中加入配体柠檬酸钠可以提高阴极极化，加入次磷酸钠有利于合金镀层的形成。
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