羟乙基瓜尔胶
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molar degree of substitution 摩尔取代度
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The effects of the molar ratio of activated tapioca starch to maleic anhydride, the reaction temperature and reaction time on degree of substitution of esterified starch were examined.
讨论了活化木薯淀粉与马来酸酐的摩尔比、反应温度、反应时间对酯化淀粉取代度的影响。
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