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- sodium hydrogen sulfide 氢硫化钠
- A treatment process to reclaim phenol and neutralize sodium sulfide with hydrogen sulfide gas and alkaline residue was put forward. 从碱渣来源分析碱渣污染物特征和游离碱浓度,提出用硫化氢废气中和碱渣回收粗酚、硫化碱的处理工艺。
- The hydrogen sulfide is often blamed for the corrosion. 硫化氢常常引起腐蚀。
- The ones without CSE had much lower levels of hydrogen sulfide. 去除CSE组的老鼠硫化氢含量相对低很多。
- As he went out, a smell of hydrogen sulfide, like rotten eggs, wafted in. 他一出去,一股硫酸味道象臭鸡蛋似的吹了进来。
- The more sulfur a person consumes, the more hydrogen sulfide is produced. 硫化物摄取得越多,硫化氢的产量也会越多。
- The cells immediately began emitting hydrogen sulfide, the scientists found. 结果发现红细胞立刻开始分泌硫化氢。
- This provided evidence that mammals make hydrogen sulfide in tissues using CSE. 这就为硫化氢在含CSE的组织中产生提供了证据。
- The condensation is effected by heating a suitable mixture of sodium hydrogen orthophosphates. 聚合可借加热正磷酸氢钠的适当混合物实现。
- By using sodium hydrogen sulfate as the catalyst,benzyl alcohol and propionic acid reacted to form benzyl propionate. 选用乙醇和水作为溶剂 ,实现亚硫酸氢钠对异氰酸酯的良好封闭。
- Using sodium hydrogen sulfate as the catalyst,butanic acid and benzyl alcohol reacted to form benzyl butyrate. 选用乙醇和水作为溶剂 ,实现亚硫酸氢钠对异氰酸酯的良好封闭。
- Evidently, the sulfats normally in seawater are converted to hydrogen sulfide as the water passes through the warm crust. 显而易见,平常含于海水的硫酸盐在海水通过暖地壳时转变成了硫化氢。
- Sodium hydrogen carbonate should be added in portions and carefully, preventing overflow of the products from the beaker. 中和用碳酸氢钠要适量,每次加入量也不能太多否则会起泡沫溢出烧杯,造成不必要的损失。
- Changes of gasotransmitters nitric oxide and hydrogen sulfide in healthy children in areas of different altitudes. 不同海拔地区健康儿童气体信号因子一氧化氮及硫化氢的变化。
- The influences of sodium hexametaphosphate,sodium triphosphate and sodium hydrogen phosphate on the quality of quick-frozen dumplings were studied. 选用2种有代表性的面粉通过添加六偏磷酸钠、三聚磷酸钠和磷酸氢二钠3种磷酸盐制作速冻水饺。
- After purification,the total content of hydrogen sulfide with hydrogen phosphide are less 10ppM in the acetylene gas. 净化后的乙炔气中硫化氢、磷化氢含量总和小于10ppm,净化效果好,安全可靠,成本低,效益好,值得乙炔站推广。
- Its spring water contains hydrogen sulfide, have a high medical value, arthritis and skinSignificant effect. 因其泉水中含有硫化氢,具有较高的医疗价值,对关节炎和皮肤病疗效显著。
- This paper briefly reviwed sodium hydrogen telluride (NaTeH), as a better nucleophilic reagent and reductive agent, being used widely in organic synthesis. 本文介绍了碲氢化钠作为一种优良还原剂及亲核试剂在有机合成中的主要作用。
- Its spring water contains hydrogen sulfide, high medical value for arthritis and skin effect significantly. 因其泉水中含有硫化氢,具有较高的医疗价值,对关节炎和皮肤病疗效显著。
- Reaction of ketones with sodium diselenide and sodium hydrogen selenide under the catalysis of n-BuNH2 gave a moderate yield of diselenides in a "one-pot" fashion. 在正丁胺的催化下,酮与硒氢化钠、二硒化钠乙醇溶液通过“一锅”法反应得到了中等产率的二硒醚。