...豆丁网 化学药剂之间的酯化及醚 化反应，亦称为取代淀粉 Glucopyranose含三个未键结的–OH，其取代度(degree of substitution, DS) 可由0-3 较重要的淀粉衍生物其DS< 0.1 导入取代基在淀粉分子的-OH 基上，可造成...
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采用干法工艺制备了不同取代度的羧甲基淀粉，测试了其浆液、浆膜性能。
A series of CMS with different substitution degree are synthesized by dry preparation, and size paste and films are also tested.
其准确度，重现性， 工作曲线相关性均较好，是一种可以取代分液漏斗，用于各类常规分析的理想玻璃仪器。
It has the advantages of being rapid, accurate, repeatable. and with good coordination in calibration curve. The apparatus can be used in var…
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