Preparation of ethylene bis stearamide using stearyl chloride and ethylenediamine (EDA) as raw materials has been studied.
研究了以乙
和硬脂酰氯为原料制备乙撑双硬脂酰的反应,讨论了原料配比、反应时间、反应温度的影响。
Preparation of ethylene bis stearamide using stearyl chloride and ethylenediamine (EDA) as raw materials has been studied.
研究了以乙和硬脂酰氯为原料制备乙撑双硬脂酰的反应,讨论了原料配比、反应时间、反应温度的影响。
E—M water treatment agent for boilers,composed of ethylenediamine tetramethylene phosphonic acid(EDTMP) and hydrolyzed polymaleic anhydride (HPMA),and its applications are introduced in this article.
介绍由乙
亚甲基膦酸(EDTMP)和水解聚马来酸(HPMA)组成的锅炉水处理剂E—M配方及其应用实例。
A method to measure the content of nickel in the nickel iso - caprylate by complexometric titration using ethylenediamine tetraacetic acid (EDTA) was set up.
建立用乙乙酸(EDTA)络合滴定法测定异辛酸镍中镍含量的方法。
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