2) ammonium persulfate-sodium bisulfate
过硫酸铵亚硫酸氢钠
3) ammonium thiocyanate
硫氢酸铵
1.
The behavior for flotation separation of cobalt with sodium nitrate—ammonium thiocyanate—hexadecyl trimethylammonium bromide system and the condition for separation of cobalt with other metal ion were studied.
研究了硝酸钠—硫氢酸铵—溴化十六烷基三甲铵体系浮选分离钴Co(Ⅱ)的行为及其与常见阳离子分离的条件。
2.
Methods In the presence of sodium nitrate the ammonium thiocyanate,malachite green and Co(Ⅱ) can form water-insoluble ion-association complexes.
方法在少量NaNO3存在下,向体系中加入硫氢酸铵和孔雀石绿,使其与Co(Ⅱ)形成不溶于水的三元离子缔合物浮于盐水相上。
4) ammonium hydrogen sulfate
硫酸氢铵
1.
Efficient conversion of pentaerythrite with carbonyl compounds,aldehyde or ketone,to the corresponding pentaerythritol dialdehyde or diketone compounds in the presence of ammonium hydrogen sulfate under microwave irradiation without solvent was described.
无溶剂微波照射下,通过硫酸氢铵催化季戊四醇和醛、酮反应合成了季戊四醇双缩醛、酮化合物。
6) ammonium sulfite
亚硫酸铵
1.
Corrosion of carbon steel joint used modified J422 electrode in ammonium sulfite;
改性J422焊条电弧焊碳钢接头在亚硫酸铵溶液中的耐蚀性
2.
The effects of the initial concentration of ammonium sulfite,the reaction temperature,the air flow rate,the concentration of catalyst of cobalt sulfate are investigated.
采用单因素实验研究了亚硫酸铵初始浓度、反应温度、空气流量、催化剂硫酸钴浓度等因素对催化氧化亚硫酸铵的效率的影响。
3.
In order to solve the serious corrosion of carbon steel welded joint in the ammonium sulfite during papermaking process, the corrosion behavior of the carbon steel welded joints, adopting shielded metal arc welding with J422 dectrode, TIG welding and CO2 gas shielded arc welding, has been studied by three electrode electrochemical test and metallurgical structure analyses.
针对亚硫酸铵造纸过程中亚硫酸铵介质对碳钢焊接接头腐蚀严重的实际情况,以三电极电化学研究方法和金相组织分析法研究了焊条电弧焊、TIG焊、CO2气体保护焊等方法焊接的碳钢焊接接头在亚硫酸铵介质中的腐蚀行为。
补充资料：亚硫酸氢铵
分子式： NH4HSO3
CAS号：
性质：白色斜方棱晶。密度2.03g/cm3。熔点150℃(在氮气中升华)。溶于水，只有在溶液中才稳定。由氨水吸收接触法硫酸生产中精制好的二氧化硫原料气或尾气中所含的二氧化硫，再经浓缩，冷却结晶，离心分离制得。用作制造100％二氧化硫的原料，可用于制造己内酰胺，合成鞣料，纸浆蒸煮剂等。
CAS号：
性质：白色斜方棱晶。密度2.03g/cm3。熔点150℃(在氮气中升华)。溶于水，只有在溶液中才稳定。由氨水吸收接触法硫酸生产中精制好的二氧化硫原料气或尾气中所含的二氧化硫，再经浓缩，冷却结晶，离心分离制得。用作制造100％二氧化硫的原料，可用于制造己内酰胺，合成鞣料，纸浆蒸煮剂等。
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