1. Defoaming agent general use hexanaphthene, tnbp, n-octanol and so on.
   消泡剂一般使用硅油、磷酸三丁酯、正辛醇等。
2. By using phenylfluorone photometer analysis,solution of germanium content in 2-octanol and petroleum was measured.
   本文采用苯基荧光酮分光光度法测定仲辛醇/石油醚溶液中锗的含量。
3. Bromooctane was synthesized from industrial hydrobromic acid(48%) and n-octanol using concentrated sulfuric acid as catalyst.
   以工业废氢溴酸(48%)为原料,在浓硫酸存在下,与正辛醇进行反应合成1-溴辛烷。
4. Conclusion: The major components of the essential oil from Rhodiola yunnanesis are 1-octanol (28.25%), geraniol (21.92%), linalol (8.34%), myrtenol (4.66%), decanol (4.09%), nerol acetate (3.52%)，etc.
   结论：云南红景天主要成分为正辛醇（28.25%）、袰牛儿醇(21.92%)、里哪醇(8.34%)、桃金娘醇(4.66%)、正葵醇(4.09%)及橙花醇乙酸酯(3.52%)等。
5. mplex extraction equilibrium experiments have been made in 25℃ for separating succinic and citric acids using trialkylamine as complexing agent dissolved in n - octanol and toluene.
   以丁二酸、柠檬酸为分离对象,三烷基胺为络合剂,正辛醇和甲苯为稀释剂,在25℃条件下进行络合萃取平衡试验,考察了平衡分配系数D随硫酸钠、氯化钠、硝酸钠浓度变化的规律。

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