The pH value of solution of ammonium acetate and acid salt ( e.g. sodium dihydrogen phosphate, disodium hydrogen phosphate) has been calculated by free energy change of coupling reaction. 用耦合反应的自由能变,计算了醋酸铵和酸式盐(例如,磷酸二氢钠和磷酸氢二钠)溶液的pH值。
The results showed that the synergistic effect between sodium molybdate and sodium hydrogen phosphate is remarkably superior to others. 试验发现钼酸钠与磷酸氢二钠的复配效果较为突出,在不同温度下缓蚀率均达99%左右,且成本最低。
Neutralization reaction between purified WPA and sodium carbonate for the salt mixture of disodium hydrogen phosphate and monometallic sodium orthophosphate; 净化后的磷酸与碳酸钠中和反应生成磷酸一氢钠和磷酸二氢钠混合盐溶液;
In this article, the synergistic effect of sodium molybdate with urotropinum, triethanolamine, BTA and sodium hydrogen phosphate are evaluated by method of polarization curve. 用极化曲线法研究了钼酸钠与乌洛托品、三乙醇胺、苯并三氮唑、磷酸氢二钠之间的复配效果。
The results show that: there are many modifiers can improve the humidity resistance of sodium silicate sand, including polyvinyl alcohol, disodium hydrogen phosphate, xylitol, lithium carbonate, polyethylene glycol, polyurethane, ethyl silicate, silicon hydride coupling agent and diethylene glycol ether. 实验结果表明:聚乙烯醇、磷酸氢二钠、木糖醇、碳酸锂、聚乙二醇、聚氨酯、硅酸乙酯、硅烷偶联剂和二乙二醇乙醚等改性剂改性水玻璃均能提高微波硬化水玻璃砂的抗吸湿性。
To analyzed corrosive morphology and reaction mechanics of magnesium during corrosion processing better, the immersion test of pure magnesium was carried on, the solution circumstance include sodium chloride, sodium hydrogen phosphate, and PBS. 为了更好地分析腐蚀过程合金的腐蚀形貌和反应机理,进行了纯镁在氯化钠溶液、磷酸氢根溶液和磷酸缓冲溶液(PBS)的浸泡试验。
Sodium dihydrogen phosphate and sodium hydroxide to adopt national standards for quality control of dr μ gs and developed a disodium hydrogen phosphate injection with the quality standards, as the internal control quality standards. 辅料磷酸二氢钠和氢氧化钠采用国家药品标准进行质量控制,并制订了磷酸氢二钠的注射液用质量标准,作为内控质量标准。