1) ammonium hydrogen carbonate carbamate
氨基甲酸碳酸氢铵
2) ammonium bicarbonate and ammonia
碳酸氢铵和氨水
1.
And the as prepared calcium nitric acid was further changed into calcium carbonate using ammonium bicarbonate and ammonia as the carbo-nization reagents.
以硝酸、碳酸氢铵和氨水为原料,考察了反应温度等因素对反应时钙转化率的影响,通过正交实验确定了反应的工艺条件;碳酸钙渣得到深加工,有利于进一步完善磷石膏的综合利用。
4) ammonium hydrocarbonate
碳酸氢铵
1.
Preparation of cryolite with high molecule ratio from fluosilicic acid and ammonium hydrocarbonate;
由氟硅酸、碳酸氢铵制备高分子比冰晶石
2.
First,brine is reacted with ammonium hydrocarbonate to obtain the sodium hydrocarbonate and the ammonium chloride solution,and then filtrated.
卤水制备纯碱分两步进行,第一步用卤水、碳酸氢铵反应得到碳酸氢钠微溶析出和氯化铵溶液,过滤。
3.
Phosphogypsum reacts with ammonium hydrocarbonate at 5-30℃ to obtain ammonium sulfate solution,then the solution reacts with potassium chloride at 30℃ with adding an organic solvent to produce potassium sulfate.
介绍了由磷石膏制硫酸钾的新工艺 :磷石膏与碳酸氢铵在 5 - 30℃下反应 ,得硫酸铵溶液 ,该溶液与氯化钾在 30℃左右反应 ,并添加一种有机溶剂 ,得硫酸钾。
5) Ammonium bicarbonate
碳酸氢铵
1.
Discussion on drying process for ammonium bicarbonate;
碳酸氢铵干燥方法的探讨
2.
Study on preparation of high purity manganese carbonate from manganese sulfate and ammonium bicarbonate;
用硫酸锰和碳酸氢铵制高纯碳酸锰
3.
Nitrification inhibition effect of dicyandiamide on ammonium bicarbonate in red soils with different textures;
双氰胺对不同质地红壤中碳酸氢铵的硝化抑制作用研究
6) ammonium hydrogen carbonate
碳酸氢铵
1.
Investigation on preparation of tribasic lead sulphate from bismuth hydrometallurgy waste residue——the influence of ammonium hydrogen carbonate transformation process;
从铋冶炼浸渣制取三碱式硫酸铅的工艺研究——碳酸氢铵转化工艺的影响
2.
YAlO3 ultra-fine powder synthesized by precipitation,with the ammonium hydrogen carbonate as precipitator,the metal nitrate as reaction material.
以碳酸氢铵为沉淀剂,金属硝酸盐为反应原料,采用化学沉淀法制备了YAlO3(YAP)超微粉体。
3.
It is found that the concentration of nitric acid has great effect on reclaiming rate of lead in the processing of nitric acid leaching-lead deposition after investigating the preparation of tribasic lead sulphate from bismuth waste residue by ammonium hydrogen carbonate transformation method.
通过对铋冶炼浸渣采用碳酸氢铵转化法合成三碱式硫酸铅的工艺研究,得出在硝酸浸出—硫酸沉铅工艺过程中影响铅回收率的主要因素为硝酸质量浓度。
补充资料:氨基甲酸碳酸氢铵
分子式:NH4HCO3·NH4COONH2
CAS号:
性质:复盐。古称鹿角盐;市售的商品碳酸铵实际是就是本品。白色结晶。约于60℃时升华。有氨臭。放置空气中,即挥发出氨及二氧化碳,而遗留碳酸氢铵。15℃水中溶解度为25g/100g。不溶于浓氨水、乙醇。水溶液加热70℃时,即分解为二氧化碳及氨。通二氧化碳于氨水中,即成白色沉淀产出。或将碳酸钙粉末与硫酸铵的混合物加热,本品即升华而出。用作各种铵盐的原料,发酵粉,橡胶配合剂;用于制造酪蛋白胶、黏合剂、灭火剂、洗涤剂、医药等。
CAS号:
性质:复盐。古称鹿角盐;市售的商品碳酸铵实际是就是本品。白色结晶。约于60℃时升华。有氨臭。放置空气中,即挥发出氨及二氧化碳,而遗留碳酸氢铵。15℃水中溶解度为25g/100g。不溶于浓氨水、乙醇。水溶液加热70℃时,即分解为二氧化碳及氨。通二氧化碳于氨水中,即成白色沉淀产出。或将碳酸钙粉末与硫酸铵的混合物加热,本品即升华而出。用作各种铵盐的原料,发酵粉,橡胶配合剂;用于制造酪蛋白胶、黏合剂、灭火剂、洗涤剂、医药等。
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