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hexadecanoic相关的网络例句

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与 hexadecanoic 相关的网络例句 [注:此内容来源于网络,仅供参考]

The results showed that hexadecanoic acid diethanolamide and Daqing crude oil has favorable compatibleness, the binary system containing hexadecanoic acid diethanolamide(with the mass concentration of 0.2%) and HPAM(with the concentration of 1000mg/L)can produce ultralow interficial tensions 8.94×10~(-3mN/m against Daqing crude oil; the three compound combination system containing hexadecanoic acid diethanolamide(with the mass concentration of 0.2%) and HPAM(with the concentration of 1000mg/L)and Na_2CO_3(0.1%)can produce ultralow interficial tensions 6.34×10~(-4mN/m against Daqing crude oil.

其中,十六酸二乙醇酰胺与大庆四厂原油具有良好的配伍性,十六酸二乙醇酰胺0.2%、HPAM1000mg/L组成的二元驱油体系与大庆四厂原油可形成超低界面张力,最低可达到8.94×10~(-3)mN/m;十六酸二乙醇酰胺0.2%、HPAM1000mg/L、Na_2CO_31%组成的三元驱油体系与大庆四厂原油间的界面张力最低可达6.34×10~(-4)mN/m。

Using peptide hydrolysis combined with amino acid analysis, sugar alcohol acetylation combining with GC/MS, fattic acid methyl esterization combining with GC/MS and other technical means it was identify carbohydrate in the bioemulsifier mainly was D-mannose, and main amino acids were glutamic acid, aspartic acid, alanine, and main fattic acids that composed lipid was hexadecanoic acid, octadecenoic acid, and octadecanoic acid.

利用肽水解结合氨基酸分析、糖醇乙酰化结合GC-MS、脂肪酸甲脂化结合GC-MS等技术手段鉴定乳化剂中糖主要为D-甘露糖;主要氨基酸为谷氨酸、天冬氨酸、丙氨酸;构成脂的主要脂肪酸为十六烷酸、十八烯酸和十八烷酸。

All of essential oil from stem, flower, leaf, root, nutlet and seedcase contain n-Hexadecanoic acid, which respective accounted of the essential oil for 11.11%, 59.89%, 3.70%, 18.74%, 21.20% and 55.45%.

蝴蝶果茎、花、叶、根、果仁及果皮挥发油的共有化合物为正十六烷酸,各占挥发油总量的11.11%、59.89%、3.70%、18.74%、21.20%及55.45%,化合物的主要类型为脂肪酸及其酯。

Using stearic acid, hexadecanoic acid,thionyl chloride,triethylamine as raw material, neutral sizing agent AKD was synthesized through three steps of reaction,i.

以硬脂酸、棕榈酸、氯化亚砜、三乙胺为原料,经过酰氯化、缩合和浓缩三步反应合成了中性施胶剂AKD。

Thus hexadecanoic acid is related to the 16c hydrocarbon, hexadecane.

这样,hexadecanoic acid十六烷烃即是与16C的烃hexadecane相应的脂肪酸。

The result indicated that the cellular fatty acid compositions of Salmonella, Escherichia coli, Vibrio and Shigella all contain tetradecanoic acid, hexadecanoic acid and octadecenoic acid, the total content is around 90%, in which the hexadecanoic acid is the most, above 40%, next is the octadecenoic acid, around 30%.

结果表明:沙门氏菌属、埃希氏菌属、弧菌属和志贺氏菌属全细胞脂肪酸组分都含有十四烷酸、十六烷酸和十八碳烯酸,这三种脂肪酸占总脂肪酸含量的90%左右,含量最高的是十六烷酸,含量在40%以上,其次是十八碳烯酸,含量在30%左右。

The optimum synthetic conditions of hexadecanoic acid diethanolamide used two-step method are as follows:(1)reaction temperature was 140℃, reaction time was 4.5hours and molar ratio of hexadecanoic acid to diethanolamide was 1:1.15.(2)reaction temperature was 80℃, molar ratio of hexadecanoic acid to diethanolamide was 1:1.55 and mass concentration of the catalyst was 0.8%, reaction time was 3 hours.

二步法合成十六酸二乙醇酰胺最佳合成工艺为:(1)反应温度140℃、反应摩尔比n十六酸∶n二乙醇胺=1∶1.15、反应时间4.5h;(2)反应温度80℃、反应总摩尔比n十六酸∶n二乙醇胺=1∶1.55、催化剂用量0.8%、反应时间3h。

After 3 months storage, our result showed that (1) color a value of rose liqueur with sucrose treatment had a slower decreased than with fructose treatment,(2) the sample added with caffeic acid or ferulic acid or tea polyphenol showed no significant difference in the color, anthocyanins content, and antioxidant capacity during storage as compared to control, and (3) the total amount of volatile compounds of rose liqueur decreased gradually, however there was one ester volatile formed, hexadecanoic ethyl ester, during storage.

贮藏三个月发现,(1)以果糖勾兑者在储藏试验中,其红色度下降速度较以蔗糖处理者快,建议仍以非还原糖进行勾兑对日后酒液保存较易,且酒液最好能予以避光包装,以避免颜色品质的下降;(2)添加不同之多酚类化合物时发现,添加caffeic acid、ferulic acid和茶多酚对酒液色泽、花青素含量、以及抗氧化能力之降低速度与控制组并无显著性的差异。(3)酒液储藏三个月后,其香气高级醇均有减少之趋势;但有hexadecanoic acid, ethyl ester酯类出现。

The nautre of ester bond and sedimentary medium condition control the distribution pattern of organic acid ester in strong reductional environment and water-washed oxidized crude oils. The former features higher contents both of 9, 11-Octadecadienoic acid, methyl ester and Hexadecanoic acid, showing the non-reversible hydrolysis reaction of ester bond in condition of basicity; the later features higher contents of Hexadecanoic acid and Octadeanoic acid, and lower contents of nonsaturated and side-chain acid ester, indicating the reversible hydrolysis reaction of ester bond in acid condition.

酯键的化学性质和沉积环境中介质条件,决定了强还原咸水盐湖相和淡水湖沼相经水洗氧化次生变化的原油有机酸酯的分布特征,前者9,11-十八二烯酸甲酯与正十六烷酸为主,反映酯键在碱性条件的不可逆水解过程,后者以正十六烷酸和正十八烷酸为主,烯酸和支链酸很少,反映酯键的酸性条件的可逆性水解,烯酸经氧化向正十八烷酸,正十六烷酸转化。

ConclusionThe main components of essential oils are 2,4-bis(1,1-dimethylethyl) phenol (4.4%), tetradecanoic acid (6.96%), n-hexadecanoic acid (7.69%), 9,12-cctadecadienoic acid (6.37%), hexadecanoic acid-2-hydroxy-1- ethyl ester (4.79%) and octadecanoic acid-2-hydroxy-1- ethyl ester (4.77%), respectively.

结论阿给炭挥发油的主要成分为2,4-二树丁基苯酚(4.4%)、十四酸(6.96%)、n-十六酸(7.69%)、-9,12-十八碳二烯酸(6.37%)、软脂酸-2-羟基-1-羟甲基乙酯(4.79%)、硬脂酸-2-羟基-1-羟甲基乙酯(4.77%)。

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