concentrated acid

To analyze the status of supply & demand, price and imports & exports of Concentrated acid.

分析浓硝酸的市场供需情况 、 价格及进出口情况.

This paper introduced full-scale model and application of using Aspen Plus software to simulate the manufacture process of concentrated nitric acid including thermodynamic properties.

介绍了在浓硝酸制备工艺过程中使用aspen plus软件开发包括热力学在内的全流程模拟模型及其应用情况。

It is found that the new solid catalyst was more effective than concentrated acid.

结果表明新型的催化剂催化效率要远远高于浓硫酸,且产品性能优异,质量稳定.

The corrosion reason and countermeasure of concentrated acid pump in Tanggang smelter is discussed.

研究唐钢冶炼厂浓酸泵部件腐蚀失效的原因,从工艺改进、部件防护几方面实施防护措施,延长设备的使用寿命.

The importance of quality of phosphate rock to HDH two-step recrystallizing process for production of concentrated phosphoric acid

磷矿石品质对半水二水（二步法）再结晶浓酸工艺的重要性

Traditional ketalization and esterification reactions are usually catalyzed by concentrated acid in industry.

传统的缩酮化、酯化反应工业上多采用浓硫酸作催化剂.

The material selection, development and industrial test of LSB 200-22 concentrated acid pump are described.

介绍了LSB200-22 型浓酸泵的选材 、 研制和试用等情况.

Coronilla varia is excellent forage. Its optimum germinative temperature was 20 ℃ and its hard seed proportion reached 20~ 60%. The method of breaking its dormancy was to soak it with the concentrated sulphuric acid for 20 minutes.

小冠花种子中的硬实率达20～60%，破除硬实用浓硫酸浸泡20分钟。

Active carbon was prepared from rice hull, which was treated with concentrated acid.

采用稻壳为原料,使用浓硫酸炭化活化稻壳方法制备稻壳活性炭.

An acid solution is concentrated when it has very much acid in it.

当酸性溶液里含有很多酸时,它就被浓缩了.

The process of concentrated acid which produced using direct method started in the former Soviet Union.

直硝法生产浓硝酸工艺源至前苏联.

Thermal and thermo-oxidative degradation of chitin with ammonium nitrate, ammonium sulfate and concentrated acid were studied.

讨论了硝酸铵 、 硫酸铵和浓硫酸对自制甲壳素热降解和热氧化降解过程的影响.

The corrosion reason and countermeasure of concentrated acid pump in Guixi Smelter is discussed.

介绍贵溪冶炼厂浓酸泵部件腐蚀失效的原因及防护措施.

Bromocyclohexane was synthesized from potassium bromide and cyclohexanol in the presence of concentrated acid in water.

以溴化钾和环己醇为原料,在浓硫酸存在条件下,以水为溶剂合成溴代环己烷.

The main equipment such as stainless steel converter, fire tube boiler, main blower and concentrated acid pumps were made at home.

主要设备，如不锈钢转化器、火管锅炉、主鼓风机、浓硫酸泵等均为国产。