Preparation of potassium dihydrogen phosphate (KDP) by liquid-liquid inhomogeneous double decomposition method was studied in this paper.
本文研究了液液非均相复分解法制备磷酸二氢钾的过程。
Compared with that of traditional technology of double decomposition method, the productivity of this technology was raised and the consumption of energy and water reduced greatly.
与传统的复分解法工艺相比，该工艺生产效率明显提高，能耗、水耗显著下降。
This article USES the direct double decomposition method to synthesis zinc gluconate, through adding ethyl alcohol to reduce its watery solution solubility and to obtain its crystal.
采用直接复分解法合成葡萄糖酸锌，通过滴加乙醇降低它在水溶液中的溶解度从而得到它的晶体。
This paper introduces the method of preparing high pure lithium carbonate by double decomposition method with industrial lithium hydroxide and ammonium carbonate as the raws materials.
以工业氢氧化锂和分析纯碳酸铵为原料，采用复分解法合成高纯碳酸锂。
This paper introduces the method of preparing high-purity magnesium hydroxide by double decomposition method with industrial magnesium chloride and barium hydrosulfide as the raws materials.
以工业氯化镁和硫氢化钡为原料，采用复分解法合成高纯氢氧化镁。
Most factories use the carbonization method. Some medium and small factories use the barium carbonate ore method. Only a few factories use the double decomposition method with a relatively high cost.
目前我国大多数厂家采用碳化法，一些中、小型企业采用毒重石法，而只有少数厂家采用成本较高的复分解法生产碳酸钡。
Most factories use the carbonization method. Some medium and small factories use the barium carbonate ore method. Only a few factories use the double decomposition method with a relatively high cost.
目前我国大多数厂家采用碳化法，一些中、小型企业采用毒重石法，而只有少数厂家采用成本较高的复分解法生产碳酸钡。
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