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- Internal standard method for determinating the contents of DHA and EPA in fish oil, fatty acid and fatty acid ethyl ester? 内标法测定鱼油及脂肪酸与脂肪酸乙酯中 DHA 和 EPA 含量
- The structure of polyunsaturated fatty acid ethyl ester in fish oils were characterized by 1 H and 13C NMR, and assignment of peaks were made by means of 1H - 1H homo-nuclear shift correlation( COSY) and 1H - 13C chemical shift correlation ( HETCOR). 利用~1H、~(13)C核磁共振波谱,对鱼油多烯脂肪酸乙酯的结构进行了表征,并通过二维H-~1H相关谱(COSY)和~1H-~(13)C化学位移相关谱(HETCOR)对各共振峰进行了指认。
- The Preparation and Purification of Polyunsaturated Fatty Acid Ethyl Ester 多烯脂肪酸乙酯的制备与提纯
- Keywords fish oil;chemical interesterification;fatty acid ethyl ester; 鱼油;交酯化;脂肪酸乙脂;
- CHEMICAL CONSTITUENTS OF UNSATURATED FATTY ACID ETHYL ESTER FROM POPLAR BARK AND ITS MEDICINE EFFECTIVENESS 杨树皮不饱和脂肪酸乙酯化学组成及其药效
- Study on the Preparation of Fish Oil Fatty Acid Ethyl Ester by Chemical Interesterification 交酯化法制备鱼油脂肪酸乙酯的研究
- Keywords fish oil;polyunsaturated fatty acid ethyl ester;EPA;DHA;urea clathration;high-vacuum rectification; 鱼油;多烯脂肪酸乙酯;EPA;DHA;尿素包合法;高真空精馏法;
- The Formation Mechanism of Higher Fatty Acid Ethyl Ester in Soybean- flavor Liquor and Effect Formation Factors of Higher Fatty Ethyl Acid Ester 豉香型白酒中的高级脂肪酸乙酯的形成机理和影响其生成的因素
- The second stage,on the influence of various enzyme,fatty acid is biosynthesized,then fatty acid and alcohol esterify as higher fatty acid ethyl ester; 第二阶段主要通过醪液中各种酶的作用下,生物合成脂肪酸,然后脂肪酸与乙醇酯化成高级脂肪酸乙酯;
- higher fatty acid ethyl ester 高级脂肪酸乙酯
- Fatty acid ethyl ester 脂肪酸乙酯
- Keywords Highly unsaturated fatty acid ethyl esters;EPA ester DHA ester;Peroxide; 高度不饱和脂肪酸乙酯;EPA乙酯;DHA乙酯;过氧化物;
- The major aromas were hexylic acid ethyl ester, benzyl ethanol, octylic acid and octylic acid ethyl ester. 主体风味成分是己酸乙酯、苯乙醇、辛酸和辛酸乙酯。
- The liquor contains rich microconstituents, low-molecular organic acids, higher fatty acid, ethyl ester, and phenolic compound etc., which are helpful for people's health. 特殊的酿造工艺赋予了酒体中丰富的微量元素、低分子有机酸、高级脂肪酸及乙酯、酚类化合物等微量成分对人体健康有良好的功效。
- The major chemical constitutes in essential oil were ester and alcoho.The major chemical compound was butanoic acid ethyl ester (86.89%). 其主要成分是酯类、醇类物质，其中丁酸乙酯的相对含量高达86.;89%25。
- The major chemical constitutes in essential oil were ester and alcoho.The major chemical compound was butanoic acid ethyl ester((86.89%)). 其主要成分是酯类、醇类物质;其中丁酸乙酯的相对含量高达86.;89%25。
- The main components in ethanol-extracts are psoralen, hexadecanoic acid, hexadecanoic acid ethyl ester, bergapten, oleic acid and linoleic acid. 其乙醇提取物中以补骨脂素、十六酸、十六酸乙酯、佛手内酯、油酸、亚油酸为主。
- fatty acid ethyl esters 脂肪酸乙酯
- In the process of Formylchloroacetic acid ethyl ester synthesis, this paper compares the variety of output by changing the lime of chemical reaction and the quantity of raw material of ethel formate. 在甲酰氯乙酸乙酯的合成过程中,通过改变反应时间及原料甲酸乙酯的投料量来比较产量的变化,以确定提高合成率的最佳条件。
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