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Synthesis of ethyl iso nicotinate using BTEAC (benzyl triethyl ammonium chloride) as phase transfer catalyst was studied.

以BTEAC(苄基三乙基氯化铵)为相转移催化剂合成了异烟酸乙酯。

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First,brine is reacted with ammonium hydrocarbonate to obtain the sodium hydrocarbonate and the ammonium chloride solution,and then filtrated.

卤水碱分两进行,第卤水、碳酸氢铵反应得到碳酸氢钠微溶析出和氯化铵溶液,过滤。

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The ammonium chloride is obtained by processing the by-product solution of ammonium chloride in the workshop of coordinative producing alcali.

副产的氯化铵溶液在联碱车间加工成氯化铵、工艺合理经济划算。

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Crash Course 综

This is barium hydroxide octahydrate and this is ammonium chloride.

八水氢氧化钡, 这氯化

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Crash Course 综

For example, ammonia acts as a base when it reacts with hydrochloric acid to form ammonium chloride.

例如,氨与盐酸反应生成氯化时充当碱。

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化学 Crash Course

That's the ammonium chloride powder forming.

末形成的过程。

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化学 Crash Course

Fun fact: ammonia and hydrochloric acid react together readily to form a solid -- ammonium chloride.

趣味知识:氨和盐酸很容易反应生成固体——氯化

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化学 Crash Course

Because the ammonium chloride is a solid at room temperature, it forms a superfine white powder where the two gases meet in the tubes, so we'll be able to tell exactly how far each gas traveled before they met.

因为氯化温下固体,所以当两种气体管中相遇时, 会形成极细的白色粉末, 这样我们就能准确地知道每种气体相遇前走了多远。

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