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- Carboxylic acid concentrations 端羧基含量
- Carboxylic acid esters are important chemical raw materials. 羧酸酯是重要的化工原料。
- Sulfuric acid is main catalyst for the synthesis of carboxylic acid esters. 羧酸酯的合成主要用硫酸作催化剂，但这种催化剂有许多缺点。
- The scheme initially involves acylation of thiophene using a carboxylic acid to afford the acyl thiophene. 这条路线是先用羧酸使噻吩已酰化制得酸基噻吩。
- One exception is the decarboxylation of aromatic carboxylic acids. 芳香羧酸进行脱羧反应是一个例外。
- Tank size, supports, acid concentrations, charging schedule, plate alignment, etc. are the same as described. 槽的尺寸，支架，酸的浓度，充电时间，极板的排列等与所描述的一样。
- Carboxylic acid was peroxidized in organic solvents catalyzed by lipase and glycidol was synthesized from allyl alcohol catalyzed by acid peroxide. 摘要利用脂肪酶在有机介质中催化制备过氧酸，丙烯醇在过氧酸的作用下发生环氧化反应生成环氧丙醇。
- Nitric acid oxidation was found to reduce the surface hydroxyl (OH) groups in increasing the carboxylic acid (COOH) groups. 硝酸氧化减少了碳纤维表面的羟基含量，同时增加了碳纤维表面的羧基含量。
- MLF not only helps to attenuate high malic acid concentrations (Pinot being a cool climate grape), but is also reputed to contribute complexity. 多边基金不仅有助于减轻苹果酸浓度偏高(比诺葡萄是气候凉爽)也是被誉为贡献复杂。
- In the reaction, some aniline is completely oxidized to CO2 or partially oxidized to carboxylic acid. 在反应中有一部分苯胺被完全氧化或部分氧化成CO2或羧酸，
- PVAC latex is prepared by the polymerization of the new type of ethylene carboxylic acid . 采用乳液聚合制备了新的丙烯酸改性的聚乙酸乙烯酯(PVAC)乳液。
- The free serine and glutamatic acid concentrations in liver declined more than 80% while leucine, isoleucine and lysine declined more than 40%. 肝脏游离氨基酸中丝氨酸、谷氨酸的浓度下降幅度大于80%25，亮氨酸、异亮氨酸、赖氨酸的浓度下降幅度大于40%25。
- Preparation methods and degradation behavior for poly(carboxylic acid silyl ester)s were reviewed. 综述了聚羧酸硅基酯的合成方法和降解性质。
- The ascorbic acid concentrations in the largemouth bass hepatopanereas increased significantly with the increase of the diet vitamin C supplementation levels(P<0.05). 随着饲料中维生素C添加水平的提高;大口黑鲈肝脏中维生素C的积累量显著升高(P<0·05)。
- The formate activates the carboxylic acid and functions as a source of nucleophilic alkoxide. 羧酸甲酸激活的职能和核醇源泉.
- The paper introduces the catalyst research advances in esterification reaction of carboxylic acid. 本文介绍了羧酸酯化反应催化剂的研究进展。
- Lehmann M, Huonker M, Dimeo F et al. Serum amino acid concentrations in nine athletes before and after the 1993 Colmar ultra triathlon[J]. Int J Sports Med 16: 155-159,1995. 赵君军;林燕.;补充谷氨酰胺对大强度训练运动员血液生化指标和血浆谷氨酰胺水平的影响[J]
- Ingredients: Chamomile extract, hamamelis extract, pyrroldone carboxylic acid, HA, etc. 主要成份：春黄菊提取液，金缕梅提取液、吡咯烷酮羧酸、透明质酸等。
- Pyruvic acid A 3-carbon carboxylic acid (CH3COCOOH) that is an intermediate in GLYCOLYSIS. 丙酮酸：一种三碳羧酸(CH3COCOOH)，是糖酵解的中间物。
- FD is a kind of retanning agent condensated with glyoxal,formaldehyde,carboxylic acid and urea. 复鞣剂FD是一种由乙二醛、甲醛、羧酸衍生物、尿素等缩合而成的两性皮革复鞣剂。
