The results show that using ammonium bicarbonate instead of oxalic acid, high purity cerium oxide product containing CeO 2 of 99% could be obtained. 并用碳铵替代草酸生产99%的高纯氧化铈产品。
Crystalline neodymium carbonate was prepared by aging amorphous neodymium carbonate, which was formed by the reaction of neodymium chloride and ammonium bicarbonate, at elevated temperature. 以碳酸氢铵作沉淀剂,从氯化钕料液中沉淀钕,经陈化结晶制备碳酸钕。
Effect of Urea, Ammonium Bicarbonate and Their Combined Application with Organic Fertilizer on Successive Plantation of Leafy Vegetables 尿素、碳铵及其配施有机肥对叶菜连续种植的效应
Study on the effect of salt on double decomposition reaction of brine and ammonium bicarbonate was investigated. 卤水和固体碳酸氢铵复分解反应得碳酸氢钠沉淀和氯化铵溶液,碳酸氢钠经煅烧得纯碱。
ObjectiveTo investigate the killing efficacy of Schistosoma japonicum eggs by ammonium bicarbonate in vitro. 目的观察碳酸氢铵体外杀灭日本血吸虫虫卵的药效。
Mensuration of Nitrogen Content in Granular Agricultural Ammonium Bicarbonate 颗粒型农用碳酸氢铵中氮含量的测定
Study on Preparation of Compound Fertilizer with Urea ( Ammonium Bicarbonate)-Superphosphate-Potassium Chloride 尿素(碳铵)过磷酸钙氯化钾系列复混肥制备工艺研究
The Experimental Research and Numerical Simulation of Ammonium Bicarbonate for Denitration Reductant 碳酸氢铵作为脱硝还原剂的实验研究与数值模拟
Crystalline lanthanum carbonate was synthesized using ammonium bicarbonate as the precipitant. 以碳酸氢铵为沉淀剂合成了碳酸镧晶体。
Ammonium bicarbonate known as baking powder will also be tested since some samples have been found to contain melamine traces. 被称为发酵粉的碳酸氢铵也将接受检验,因为在某些样品中发现有三聚氰胺残留。
The egg mortality rate under different times and different concentrations of ammonium bicarbonate was observed. 观察不同时间、不同碳酸氢铵浓度下虫卵的孵化情况。
At room temperature, agricultural ammonium bicarbonate with different concentrations acted on a certain number of mice feces and intestinal tissues containing S.japonicum eggs. 在室温下用不同浓度的农用碳酸氢铵,作用于一定数量的含有日本血吸虫虫卵的小鼠粪便和肠道组织。
The production method of potassium dihydrogen phosphate is discussed emphatically, in which ammonium bicarbonate, potassium chloride and phosphoric acid are used as raw materials. 重点介绍了以碳酸氢铵、氯化钾、磷酸为原料生产磷酸二氢钾的新方法。
Ling off ammonium bicarbonate, Yean, chemical raw materials. 灵产碳酸氢铵、液氨、化工原料。
A Study on Preparation of Potassium Sulfate from Phosphogypsum by Ammonium Bicarbonate Process 铵法处理磷石膏制硫酸钾的研究
Study on application of ammonium bicarbonate compound additive 碳铵复合添加剂的应用研究
Diffusion and loss from ammonium bicarbonate and aqueous ammonia applied to soils 碳酸氢铵和氨水在土壤中的扩散和损失
Two technological process of samarium fluoride prepared by wet methods-one is a traditional technique and another is a new method of ammonium bicarbonate conversion. 本文研究了湿法制备氟化钐的两种工艺过程&传统工艺和碳酸氢铵转型新工艺。
The processes and operating conditions for preparing high purity manganese carbonate using manganese sulfate and ammonium bicarbonate are introduced, and two methods for analyzing manganese carbonate contents are compared. 介绍了以硫酸锰和碳酸氢铵为原料制备高纯碳酸锰的工艺和操作条件,比较了两种分析碳酸锰含量的方法。
At the same time, the general precipitation reaction of rare earth with ammonium bicarbonate and the crystallization mechanism of rare earth carbonate were discussed and the corresponding reaction equations were proposed. 同时,还对碳酸氢铵沉淀稀土的一般反应和结晶过程的反应机理进行了探讨,提出了相应的反应方程式。
The Research of Using Ammonium Bicarbonate Method to Prepare Stannous Sulfate 用碳酸氢铵法制备硫酸亚锡的研究
Ammonium bicarbonate is a nitrogenous fertilizer product of originality in China. 碳酸氢铵系我国独创的氮肥生产品种。
By revamping the cooling water flow path, the aqua ammonia titer and degree of carbonation are effectively decreased, and the output of ammonium bicarbonate is increased. 通过对冷却水流程的改造,有效降低了氨水滴度和碳化度,提高了碳酸氢铵的产量。
The experiments show that ammonium bicarbonate carbonation of magnesium hydroxide can effectively reduce the amount of S and B in magnesia, and improve the apparent specific volume and purity of magnesia. 实验表明,碳酸氢铵碳化氢氧化镁能够有效的降低氧化镁产品中S和B的含量,提高氧化镁视比容和纯度。
The paper also analyzed the recycling and application prospects of reaction by-products, introduced the functions in agricultural production and economic value of ammonium sulfate, ammonium nitrate and ammonium bicarbonate three kinds of by-products, and analyzed their market prospects. 论文还对反应副产物的回收及应用前景进行了分析,介绍了硫酸铵、硝酸铵和碳酸氢铵三种副产物在农业生产上的作用和经济价值,分析了它们的市场前景。
Calcium nitrate fertilizer and organic fertilizer have no significant difference in the amount of C in banana, but higher than ammonium bicarbonate significantly, and lower than urea and mixture application. 硝酸钙处理和有机肥处理的香蕉含C量差异不显著,但都显著高于碳酸氢铵处理,显著低于尿素处理和有机肥+尿素处理。