phosphoric

The operation of the slurry pumps for transferr in g sludge in the dilute phosphoric acid defecator in the phosphoric acid producti on is mostly not satisfactory.

磷酸生产稀磷酸澄清槽淤渣的泥浆泵,各厂的运行情况都不够理想。

Phosphoric sulfide;Phosphorus pentasulfide;

名称 五硫化二磷;

The high purity amidinothiourea phosphate (P800) was reacted with the dicyanodiamide and phosphoric acid.

摘要利用双氰胺和磷酸反应得到高纯度脒基脲磷酸盐P800。

In the presence of catalyst phosphoric acid,isomeric addition of bipentene with cis-butenedioic anhydride can form terpenyl bu tenedioic anhydride compound as expoxylite firming agent.

用磷酸做催化剂，催化工业双戊与顺丁二酸酐进行异构加成反应。

The ingredient of Pepsi Coca included carbonic water,white sugar,caramel colour ,phosphoric acid,caffein and food flavor.

百事可乐基本成分有碳酸水（水，二氧化碳），白沙糖，焦糖色，磷酸，咖啡因，食用香料。

The soy sauce containing urea will become red when heated together with diacetyldioxime and phosphoric acid.

掺有尿素的酱油在与丁二酮肟、磷酸混合后,加热呈现红色。

The (6). glucose - 6- phosphoric acid dehydrogenase lacks the patient to take this, extremely individual possibly has the hematolysis response.

（6）．葡萄糖-6-磷酸脱氢酶缺乏患者服用本品，极个别可能发生溶血反应。

By fuming with sulfuric-phosphoric acid mixture the residual hydrofluoride was then expelled，and boron was finally determined by curcumin spectrophotometry after distillation.

同时，对所拟溶样条件下所得硼的分析结果是否为全硼问题进行了进一步探讨，结果证实，所拟溶样条件下硼的测定结果为全硼。

The proposed method is based on the inhibitory effect of resorcinol on the reaction of potassium periodate oxidation of pyronine Y in phosphoric acid medium.

在磷酸介质,痕量间苯二酚对高碘酸钾氧化吡咯红Y使其荧光猝灭具有抑制作用,据此建立了动力学荧光法测定痕量间苯二酚的新方法。

The composition. properties, reaction activity, capacity of frothing and defrothing of phosphate rock and the preparation, thickening and clarification of wet phosphoric acid are stutiied.

对胺磷矿的组成和性质，胺磷矿的反应活性、发泡及消泡性能，湿法磷酸制备及磷酸的浓缩和澄清进行了试验研究。

Determine its hydrolysate of phosphoric acid using reduction colorimetric method by phosphomolybdic heteroacid and thus calculate the content of fosfosal and moisture absorption rate.

结论:磷柳酸在室温低湿度条件下吸湿度很小,含量变化较小;

dimethylbenzoyl) benzoic acid separately carries on dehydration with gathers the phosphoric acid,the strong sulfuric acid,the fuming sulfuric acid and so on to synthesize 1,4-dimethyl anthraquinones.

二甲基甲酰)苯甲酸分别与多聚磷酸、浓硫酸、发烟硫酸等进行环化反应合成1,4-二甲基蒽醌。

By replacing sulphoacid and silver sulfate solution by combining acid of sulphoacid and phosphoric acid in the back-flow process,the time is shortened and analysis is quicker.

改用硫磷混合酸代替硫酸—硫酸银溶液进行回流操作可极大地缩短回流时间，提高分析速度，得到满意结果。