尾吸系统采用二段氨法生产液体二氧化硫和亚硫酸氢铵。
The system adopted two-stage ammonium process to produce liquid sulphur dioxide and ammonium bisulphite.
研究了以硝酸铈铵、过硫酸铵、过硫酸铵-亚硫酸氢钠为引发剂玉米淀粉与丙烯酸的接枝共聚反应。
Graft polymerization of acrylic acid onto maize starch using ceric ammonium nitrate, ammonium persulfate and ammonium persulfate sodium bisulfate as initiators is studied.
以石膏、碳酸氢铵和氯化钾为原料,生产硫酸钾、氯化铵钾和碳酸钙,原料综合利用充分,经济效益好。
Gypsum, ammonium hydrogen carbonate and potassium chloride were used as raw materials in this research, to produce potassium sulfate, potassium ammonium chloride and calcium carbonate.
以水为溶剂,过硫酸铵-亚硫酸氢钠氧化还原引发体系,研究了低分子质量聚丙烯酸钠的合成。
Syntheses of low - molecular weight polyacrylic acid sodium with water as solvent and APS - SHS as REDOX initiator are studied.
研究了过硫酸铵—亚硫酸氢钠—碳酸氢铵引发下丙烯酰胺水溶液聚合的动力学,导出了聚合动力学方程。
The kinetics of polymerization of acrylamide in aqueous solution induced by ammonium persulphate-sodium bisulfite-ammonium bicarbonate is studied and a kinetic equation is therefore obtained.
结果表明,过硫酸铵-亚硫酸氢钠引发体系最适宜于DMC/AM/AA三元共聚物的制备。
The experimental results show that ammonium persulfate-sodium hydrogen sulphite redox initiation system is the most appropriate for the preparation of DMC/AM/AA terpolymers.
主要品种有尿素和硫酸铵、硝酸铵、碳酸氢铵、氯化铵、石灰氨、氨水等。
The main varieties include urea, ammonium sulfate, ammonium nitrate, ammonium acid carbonate, ammonium chloride, ammonium lime and ammonia water.
当碳酸钙与硫酸铵(或氯化铵)一起加热时,生成的升华物(与碳酸氢铵混合)。
Formed as a sublimate (mixed with ammonium hydrogen carbonate) when calcium carbonate and ammonium sulfate (or chloride) are heated together.
结果表明,采用以过硫酸铵亚硫酸氢钠为引发剂的产率、接枝率、接枝效率分别达到64.04%、73.82%、86.43%。
The result shows that the yield, the graft yield and the graft efficiency are 64.04%, 73.82%, and 86.43%, respectively.
亚硫酸氢盐里的钙离子,镁离子,钠离子,铵根离子等化学基可以电离。
The chemical base for the bisulfite can be ionic calcium, magnesium, sodium or ammonium, Sulfite pulping can be carried out over a wide range of PH.
通过单因素和正交试验得到了无机盐的最适添加量:硫酸铵添加0.5%,硫酸亚铁添加0.2%,磷酸氢二钾添加0.1%。
And The best recipe was drawn as follows: ammonium sulphate 0.5%, ferrous sulfate 0.2%, potassium phosphate dibasic 0.1%.
以磷石膏、碳酸氢铵和氨水为原料制备硫酸铵,并用盐酸处理碳酸钙粗品制备氯化钙。
Ammonium sulphate with calcium carbonate as gross by-product could be obtained from the raw materials including phosphogypsum, ammonium bicarbonate and ammonia water.
在此条件下,碳酸氢铵转化率可达97%以上,产品溶液的硫酸铵浓度可达35 %以上。
Under these conditions, the conversion of ammonium bicarbonate and the content of ammonium sulfate in productive solution were more than 97% and 35%.
对硫酸亚铁溶液用氢氧化钠和碳酸氢铵为沉定剂生成透明氧化铁颜料的条件进行了初步研究。
Some growtk conditions of transparent iron oxide pigment in the solution of ferrous sulphate with NaOH and NH_4HCO_3 as precipitant were investigated.
结果表明,过硫酸铵-亚硫酸氢钠引发体系最适宜于DMC/AM/AA三元共聚物的制备。
The experimental results show that ammonium persulfate-sodium hydrogen sulphite redox initiation system is the most appropriate …
结果表明,过硫酸铵-亚硫酸氢钠引发体系最适宜于DMC/AM/AA三元共聚物的制备。
The experimental results show that ammonium persulfate-sodium hydrogen sulphite redox initiation system is the most appropriate …
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