The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其化原理分析,选用乙
氯
化剂、二氯甲
化溶剂,测定含环氧基聚酯的羟值。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent.
通过对其化原理分析,选用乙
氯
化剂、二氯甲
化溶剂,测定含环氧基聚酯的羟值。
In this paper,we studied the law of alcoholization and acetification of apple vinegar which was produced with fast liauid-state fermentation,using Fusi apple as raw material.
以士苹
为原料,采用快速液态法生产
,
讨其酒化和
酸化规律。
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