Come through the test, the best synthesis condition of decoloration flocculant is: the temperature is 70～80℃, the time is 3.5 hour, a variety of materials ratio is n(dicyandiamide):n(formaldehyde):n(ammonium chloride):n(urea):n(sodium nitrite) is 1:2.4:0.7:0.1:0.05, modifier ammonium chloride as a additional batches.
通过试验得出脱色絮凝剂的最佳合成条件是:反应温度70℃～80℃,反应时间3.5h左右,反应各种原料摩尔比为n(双氰胺):n(甲醛):n(氯化铵):n(尿素):n(亚硝酸钠)为1:2.4:0.7:0.1:0.05,改性剂氯化铵为分批投加。
参考来源 - T型高效脱色絮凝剂的制备及处理染料废水的应用研究Conclusion: The method is feasible, and the synthesis condition needs to be improved.
结论:本方法可行, 合成条件需进一步完善。
参考来源 - 维生素C催化合成阿司匹林的条件研究—《中国医药导报》—2009年第21期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
Under the optimum synthesis condition, the esterification yield were over 98%.
在最佳反应条件下，酯化率可达98%以上。
Objective To determine the best synthesis condition of 3-(4-iodobenzyl)propionic acid.
目的考察3-（4-碘苯甲酰基）丙酸的最佳合成条件。
The Optimum Synthesis Condition and antimycotic ability ofp-dioxanone were investigated.
考察了对二氧环己酮的最佳合成条件和防霉性能。
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