查询词典 ammonia-soda process

Diglycolic simple methyl ether is made up of dig lycolic and sulfate dimethyle, with ammonia water as catalyst. The stock can be found easily and the process is easy too. According to the temperature du ring the reaction, the formula of the stock, the time of the reaction etc, discussion was made in more detail.

以二甘醇、硫酸二甲酯为原料，以氨水为催化剂，合成二甘醇单甲醚，原料易得，工艺简单，针对反应过程中反应温度、原料配比、反应时间等影响因素，进行了较为详细的讨论。

Its preparing process includes dissolving the salts containing metal in group VIB or VII or their mixture in ammonia water until full dissolving, and adding citric acid to stabilize the solution.

其制备方法为：先用氨水溶解含ⅥB族金属或Ⅷ族金属的盐，或二者混合物，使之完全溶解后，加入柠檬酸以使溶液稳定。该溶液稳定性好，制备过程快速、简便、节能。

In order to solve the problem of accumulation of phosphogypsum, which is a byproduct in the process of nitrophosphate production by freezing method, using phosphogypsum, ammonium carbonate and ammonia as raw materials, ammonium sulfate and calcium carbonate were prepared by double decomposition reaction, and the recycling utilization of sulfur resource was realized.

为了解决冷冻法硝酸磷肥生产中深度除钙副产磷石膏的堆积问题，以磷石膏、碳酸铵和氨水为原料进行复分解反应制备硫酸铵和碳酸钙，以实现硫资源的循环利用。

The relationship between temperature and pressure of the ternary ammonia water lithium bromide solution in generation process and COP of the system were determined in the range of 15-80℃ and up to 1.5 MPa.

测定了氨－水－溴化锂三元吸收式系统发生过程中的温度－压力关系，计算了系统的性能系数。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。