表面活性剂是人类日常生活和各行业生产所不能缺少的助剂,有“工业味精”的美誉。传统的表面活性剂多采用石油化工原料,然而由于石油价格的上涨与资源的短缺,加之世界各国对环境问题的关注,表面活性剂工业急需开发利用天然可再生资源来生产易于生物降解、不污染环境且性能优良的表面活性剂。
浩瀚色谱采用气相色谱(GC)测定烷基糖苷组成的分析方法。以正廿二烷为内标,分别测定了甘油、十二醇、d-葡萄糖、丁基单糖苷及十二烷基单糖苷的相对重量校正因子,并对烷基糖苷中的诸组分进行了定量,样品测定数据表明,其*大相对误差在7%以内,变异系数不超过2%。
名称:岛津填充柱
型号:3%Dexil-300/Chromosorb W AW DMCS
规格:0.5m*3mm,0.12-0.18mm
使用温度:340°C
编号:20230622002
Surfactants are indispensable additives in human daily life and production in various industries, earning the reputation of "industrial monosodium glutamate". The traditional surfactant mostly uses petrochemical raw materials. However, due to the rising price of petroleum and the shortage of resources, as well as the concern of countries around the world about environmental issues, the surfactant industry urgently needs to develop and utilize natural Renewable resource to produce surfactants that are easy to be biodegradable, do not pollute the environment, and have excellent performance.
Haohan Chromatography uses gas chromatography (GC) to determine the composition of alkyl glycosides. The relative weight correction factors of glycerol, dodecanol, d-glucose, butyl monoglycoside, and dodecyl monoglycoside were determined using n-dodecane as the internal standard, and the various components in alkyl glycoside were quantified. The sample measurement data showed that the relative error was within 7%, and the coefficient of variation was not more than 2%.
Name: Shimadzu filled column
Model: 3% Dexil-300/Chromosorb W AW DMCS
Specification: 0.5m * 3mm, 0.12-0.18mm
Operating temperature: 340 ° C
No.: 20230622002
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