The ammonium chloride is obtained by processing the by-product solution of ammonium chloride in the workshop of coordinative producing alcali.
副产的氯化在联碱车间加工成氯化、工艺合理经济划算。
The ammonium chloride is obtained by processing the by-product solution of ammonium chloride in the workshop of coordinative producing alcali.
副产的氯化在联碱车间加工成氯化、工艺合理经济划算。
Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.
以BTEAC(苄基三乙基氯化)为相转移催化剂合成了异烟酸乙酯。
First,brine is reacted with ammonium hydrocarbonate to obtain the sodium hydrocarbonate and the ammonium chloride solution,and then filtrated.
卤水制备纯碱进行,第一用卤水、碳酸氢反得到碳酸氢钠微析出和氯化,过滤。
The p-fluorophenoxy propionic acid was synthesized by p-fluorophenol and 3-chloropropanoic acid as row materials and transfer catalyzed by TEBA.
以对氟苯酚和3-氯丙酸为起始原料,用苄基三乙基氯化作为催化剂,经过相转移催化合成对氟苯氧丙酸。
A method for the determination of trace cations in the tetramethylammonium chloride was developed by ion chromatography(IC) with conductivity detector.
文章采用离子色谱法测定高浓度四甲基氯化中钠、钾和钙金属离子。
It alsoshowed that more than one week was needed to activate Nitrosomonas by dailyaddition of 1.5 g NH4Cl and another 50 ml nitrifying bacteria to this system.
继续添加1.5克氯化和50毫升硝化细菌,需要一星期活化亚硝酸菌。
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