Soluble lead sulfide can be extracted from the residue by 10% hydrogen peroxide, 15% ammonium acetate and 5% acetyl hydrate.
用10%过氧化氢—5%醋酸—15%醋酸铵浸取上述残渣,可浸取溶解硫化态铅;
Spectrophotometric determination of cobalt in bright nickel plating bath was advanced with ammonium thiocyanate as complexing agent and butyl acetate as extracting agent.
以硫氢酸铵络合钴离子,随后用乙酸丁酯进行萃取,利用分光光度法测量光亮镀镍溶液中的钴离子。
This article studies benzyl - triethyl ammonium chloride as catalyst of phase - transfer to prepare for phenyl acetate. Get the best operating condition and get the yield of 86%.
研究了以苄基三乙基氯化铵为相转移催化剂制备乙酸苄酯,得出了最佳操作条件,使反应收率达86%。
Using hydrochloric acid and acetic acid-ammonium acetate buffer solution instead of acetic acid to adjust the acidity of solution, the content of iron in the CO_(2) removed liquid is determined.
采用盐酸和乙酸—乙酸铵缓冲溶液取代原方法中的乙酸调溶液酸性,用于测定脱碳液中铁含量。
The method comprises the following steps: 1) adding 3,5-dimethylphenol and ammonium acetate into the organic solvent, mixing and dissolving;
方法的步骤如下:1) 在有机溶剂中,加入3,5-二甲基苯酚与乙酸铵,搅拌溶解;
The method comprises the following steps: 1) adding 3,5-dimethylphenol and ammonium acetate into the organic solvent, mixing and dissolving;
方法的步骤如下:1) 在有机溶剂中,加入3,5-二甲基苯酚与乙酸铵,搅拌溶解;
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