Progress of modified nanometer titania photocatalyst for decomposition of gas-phase acetaldehyde;
改性纳米TiO_2光催化剂用于降解气相中乙醛的研究进展
Discussion on way out for China's existing acetaldehyde production plants using ethylene oxidation process;
我国现存乙烯法生产乙醛装置出路探讨
Study of the degradation of acetaldehyde by time-resolved infrared spectrometry;
时间分辨红外光谱法测定乙醛的降解
Effect of Different Atmo spheres on the Contents of Alcohol and Aldehyde in the Berries of Italia Grape Variety During Storage;
不同气体成分对意大利葡萄贮藏中乙醇、乙醛含量的影响
Determination the ethanal content in bottle grade PET chip by headspace gas chromatography;
用顶空气相色谱法测试瓶级聚酯切片中的乙醛含量
Glyoxal is prepared with waste liquid propellant HNO3-27S and ethanal.
利用报废的液体推进剂硝酸-27S和乙醛制备乙二醛。
A spectrophotometric simultaneous determination of glutaraldehyde and ethanal based on the reaction between gluaradehyde or ethanal and thiobarbituric acid in acetic acid solution is described.
在醋酸介质中，硫代巴比妥酸与戊二醛及乙醛分别可生成２∶１及１∶１的缩合产物，这两种缩合产物在可见光区具有不同波长的最大吸收，籍此可同时测定戊二醛及乙醛。
Analysis of aldehydes in fermented milk by spectrophotometry with NBTH;
酚试剂分光光度法测定发酵乳中乙醛含量的研究
Study on the change of aldehydes and diacetyls in fermented milk;
光谱法测定发酵乳中乙醛和双乙酰含量的变化
The content of flavor substance comprising lactic acid、diacetyle、aldehydes and the activities ofβ-galactosidase、protease、hexokinases、pyruvate kinase、lactate dehydrogenase during fermation and storage test were measured, and the enzymology foundation of flavor substance were discussed.
thermophi- lus 07)为对象,研究在发酵和冷藏过程中风味物质乳酸、双乙酰、乙醛的形成量和β-半乳糖苷酶、蛋白酶、己糖激酶、丙酮酸激酶、乳酸脱氢酶等关键酶的酶活,探究风味物质的酶学基础。
glyoxylate cycle
乙醛酸循环[支路]
polyvinyl acetal resin
聚乙烯醇缩乙醛树脂
Quantity Ratio Relationship of Acetaldehyde and Acetal in Liquor
谈乙醛、乙缩醛在白酒中的量比关系
The Study of the Glyoxal Synthesized by Acetaldehyde under Nitric Acid
乙醛硝酸氧化制备乙二醛的工艺研究
a monosaccharide sugar that contains the aldehyde group or is hemiacetal.
含有乙醛基或其半缩醛的单糖。
Synthesis of Acrolein by Vapor Phase Condensation of Formaldehyde and Acetaldehyde over MgO/SiO_2 Catalyst;
MgO/SiO_2催化甲乙醛缩合制丙烯醛的研究
metaldehyde tablets or sticks for use as fuel
聚乙醛片或棒,用作燃料
Studies on the Oxidation of Glyoxal to Glyoxylic Acid by Oxygen Over Vanadium Oxide Catalyst
钒氧化物催化氧化乙二醛制备乙醛酸的研究
Determination of Ethanedial and Acetaldehyde by High Performance Liquid Chromatography
高效液相色谱法同时测定乙二醛和乙醛
Study of the determination of glyoxal and glyoxylic acid by absorbance ratio differential method
比值微分法测定乙二醛与乙醛酸混合物的研究
Changes of Acetaldehyde and Acetal During the Storage of New Distilled Liquor
新蒸馏白酒贮存过程中乙醛和乙缩醛的变化
Any of the class of compounds formed from aldehydes combined with alcohol.
醛缩醇，醛缩二醇任何一种由乙醛和乙醇结合而成的化合物
Alcohol dehydrogenase An enzyme that converts ethanol into acetaldehyde (ethanal).
醇脱氢酶：把乙醇转化为乙醛的酶。
Synthesis of 2-(2-Methoxyethoxy)acetaldehyde Diethyl Acetal
2-(2-甲氧基乙氧基)乙醛二乙醇缩醛的合成工艺研究
Causes and prevention of polymerization of acetaldehyde in rectifying tower in vinyl acetate plant
醋酸乙烯装置乙醛精馏塔中乙醛聚合原因分析及改造措施
Synthesis of Phenylacetaldehyde 1,2-Propanediol Acetal Catalyzed by Cerium Sulfate
硫酸高铈催化合成苯乙醛1,2-丙二醇缩醛
Research about the Synthesis of Veratraldehyde and 3,4-Dimethoxy-Benzeneacetaldehyde;
藜芦醛和3,4-二甲氧基苯乙醛的合成研究
citronellal cycloglycol acetal
香茅醛环乙二醇缩醛