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乙酸

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There are different methyl branch structures correlated with isomerous nonyl of NP in the alkyls. The primary metabolites from the dominant bacteria experiment have alkyl phenols and benzene acetic.

研究结果表明,活性污泥降解壬基酚的初级代谢产物主要为C4~C6烷基取代苯酚,烷基链的结构差异与其母体壬基的异构方式有关,烷基上的支链主要为甲基;优势降解菌群代谢壬基酚的初级产物除烷基苯酚外,还有苯乙酸等。

Like thionamic acid, alkyl benzene sulfonic acid, nonyl phenol oxygen ethylene ether, ethylene diamine four ethanoic acid two sodium, oxalic acid, deionized water and so on.

如氨基磺酸、烷基苯磺酸、壬基酚氧乙烯醚、乙二胺四乙酸二钠、草酸、去离子水等。

Ac and Suc were observed in 2 of 9 patients in which pus culture were positive for obligate aerobes.

另有2例脓液培养见厌氧菌生长的脓肿的波谱图中可见乙酸峰和琥珀酸峰。

GC/MS analysis showed that the poly (1,1'-bisnaphthol carbonate), 2-ethylhexyl acetate, heptanone,octene and acetic acid were formed during the ester interchange.

本文用金属化合物作催化剂进行1,1′-联二萘酚-4,4′-二乙酸酯和二(2-乙基己醇)碳酸酯的酯交换反应,评价了不同金

The analysis of the components and contents of volatile material indicated that fruit of apples treated with 2 and 4ml/kg of ethanol increased the content and kinds of the characteristic volatile and improved flavor and quality in apple, while the fruit treated with 6ml/kg of ethanol produced higher contents of volatile material and developed off-flavor. Fruit of'Yar'pear treated with 2 and 4ml/kg of ethanol increased the sweet taste and aroma, but higher ethanol concentration showed off-flavor.

对苹果挥发性物质成分的分析表明,2及4ml/kg的乙醇处理增加了苹果特征风味挥发性物质的组分及含量,使水果呈现果香和花香,改善了苹果的品质,而6ml/kg的乙醇处理也能增加苹果果香,但由于强烈果香味的乙酸乙酯等组分在所增加的挥发性物质中所占比例较大,果实呈现浓烈的果香,并使果实的在口中的余味较差,在感官评价中稍差。2和4ml/kg的乙醇处理增加鸭梨甜味,并具有清爽的果香味,而高剂量的乙醇处理余味较差。4ml/kg乙醇处理,在挥发性物质组分数量上与对照差异不大,但却使乙醇形成酯类增加,使鸭梨果实呈现浓郁的果香。

The determination of the components in transesterification of sucrose octaacetate with ethyl oleate by HPLC was studied.

研究了高效液相色谱分析法在油酸乙酯与蔗糖八乙酸酯转酯化反应中组分定量分析上的应用。

The mixture from butyl acetate and propyl propionate was the most attractive to A. glabripennis in the olfactometer when these volatiles were mixed each other.

而这些挥发物相互混合后,以丙酸丙酯和乙酸丁酯的混合物效果最为明显,在嗅觉仪中对光肩星天牛有较强的引诱作用。

Jointly develop ,produce with the key scientific research universities and colleges "baixing" and "Tendly" brand Hi-Tech new-type Origanum oil ( draw from the origanum vulgarel grass) betaine、garlicin、 organic copper、organic chromium、sodium dia-cetate、methionine copper、methionine iron、methionine zinc、methionine manganese etc. Series of products. Obtain the scientific and technological result first prize of Henan , The third-class scientific and technological progresses is rewarded ,advanced enterprise of Xiangcheng city scientific and technological , undertake the two scientific and technological brainstorm project of "the eighth five-Year Plan period provinces in dependently. Awarded to "outstanding private scientific and technological enterprise of Henna province" by the scientific and technological drawing room of henna province in 2001.With bear two of national" the Ninth five-Year Plan jointly by fodder by Chinese Academy of Agricultural Sciences, one shiwu scientific and technological brainstorm project.

与重点科研院校联合研制、生产"百兴""添德利"牌高科技最新型饲料添加剂:牛至油,甜菜碱、大蒜素、有机铜、有机铬、双乙酸钠、蛋氨酸铜、铁、锌、锰络合物等系列产品,分别获得河南省科技成果一等奖,科技进步三等奖,项城市科技先进企业,独立承担两项省"八五"科技攻关项目,2001年被河南省科技厅授予"河南省优秀民营科技企业",同中国农科院饲料所联合承担两项国家"九五",一项"十五"科技攻关项目。

Water,decyloleate,propylene glycol,stearic acid,glyceryl stearate,peg-100 stearate,iris germanica(orris extract/cells),chamomilla recutita,arctium majus,prunus dulcis,ceteareth-3, Triethanolamine,phenoxyethanol,methylparaben,imidazolidinyl urea,carbomer,c12-13 alkyl lactate,disodium edta,propylparaben,glyceryl hydroxystearate,cetyl esters,ethylparaben,pentadecalactone,cera microcristallina,trihydroxystearin,butylparaben,hydroxystearic acid,isobutylparaben,chlorhexidine digluconate,tetradecyloctadecanoic acid,tetradecyleicosanoic acid,tocopherol,lecithin,ascorbyl palmitate,glyceryl oleate,citric acid

水,油酸癸酯,丙二醇,硬脂酸,甘油硬脂酸,聚乙二醇硬脂酸酯,鸢尾花提取物/活细胞,洋甘菊萃取,牛蒡提取物,甜杏仁油,鲸蜡硬脂醇醚,三乙醇胺,苯氧乙醇,羟苯甲酯,尿素醛,卡波姆,c12-13烷醇乳酸酯,乙酸乙二胺二钠,羟苯丙酯,甘油羟基硬脂酸酯,十六烷基酯,羟苯乙酯,环十五内酯,微晶蜡,三羟基硬脂精,羟苯丁酯,羟基硬脂酸,对羟基苯甲酸异丁酯,洗必泰葡萄糖酸盐,十四烷基十八烷酸,十四烷基二十烷酸,维生素E ,卵磷脂,抗坏血酸棕榈酸酯,甘油硬脂酸,柠檬酸水:几乎所有护肤品成分第一位都是水。油酸癸酯:滋润、柔肤剂,并常添加于多种化妆品中作为溶剂

Examples of fixatives are formaldehyde, osmium tetroxide, ethanol, and acetic acid.

像甲醛、鋨酸、酒精及乙酸等都是常用的固定剂。

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