1) P_2O_5
P2O5
1.
The way of twi-titration by sodium hydroxide is used to measure the content of P_2O_5 in phosphoric acid solution.
研究了用氢氧化钠两步滴定法测定湿法磷酸中P2O5含量的方法,测定结果与传统重量法、容量法吻合很好,方法简便快速,能充分满足湿法磷酸净化生产的控制分析要求。
2.
In proper technological conditions and different additional proportion,the effects of adding P_2O_5 and Nb_2O_5 on the high-permeability MnZn ferrites were studied on the basis of microstructure analysis.
从分析材料微观结构入手,研究了P2O5和Nb2O5的掺入,组以适配的工艺条件和不同的比例掺入,来研究对高磁导率MnZn铁氧体材料性能的影响。
3.
The nitrogen and P_2O_5 contents in Sbased compound fertilizer is determined is 30 min.
采用分光光度计用比色法在30min内即可分析出N、P2O5含量,氮利用碘化汞和碘化钾的碱性溶液与铵态氮反应生成淡红棕色胶态化合物,在420nm波长处测定吸光度;P2O5利用磷与钼酸盐及偏钒酸盐形成稳定的黄色络合物在400nm波长处,测定吸光度,本文详细介绍了方法原理与实验步骤。
2) Phosphorus (P2O5)
磷(P2O5)
3) free P2O5
游离P2O5
1.
The determination of free P2O5 content in TSP by potentiometric titration is described,including the establishments of the titration end-point and its final value 4.
介绍用电位滴定法测定重过磷酸钙中游离P2O5含量的方法。
4) recovery rate of P_2O_5
P2O5回收率
1.
The reasons of the lower recovery rate of P_2O_5in phosphoric acid production section from a set of MAP production plant are discussed and the countermeasures are also presented.
分析了一套M AP生产装置中磷酸工序P2O5回收率超常低下的原因,并提出改进意见。
5) water-soluble P_2O_5
水溶P2O5
1.
In the process of ammonium phosphate production by Slurry Concentrating Method,a novel tubular reactor has been used for the purposes of shorting the time of neutralization reaction, reducing the production of water-insoluble compound and increasing water-soluble P_2O_5 content of ammonium phosphate.
料浆法磷铵生产中,采用新型管式反应器,可缩短中和反应时间,减少非水溶性化合物的生成,提高磷铵产品水溶P2O5,解决了传统的管式反应器用于料浆法磷铵中和杂质含量较高的磷酸时结垢、堵塞等问题。
6) P_2O_5analysis
P2O5测定
补充资料：(5R,6S)-2-(二苯氧基磷酰氧基)-6-((1R)-1-羟基乙基)-7-氧代-1-氮杂双环[3.2.0]庚-2-烯-2-羧酸对硝基苯甲醇酯
分子式：C28H25N2O10P
分子量：580.48
CAS号：75321-08-3
性质：密度1.49。
分子量：580.48
CAS号：75321-08-3
性质：密度1.49。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条