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- esterifying derivatization 酯化衍生化
- Emphases were given to the extraction and derivatization of PCP. 重点介绍了PCP的提取、衍生化过程,同时总结了各种方法的优缺点。
- For the apolar compounds, the derivatization was not necessary. 非极性化合物则不需要衍生化。
- Derivatization methods were used to study the monosaccharide composition. 本文采用薄层色谱法分析多糖的单糖组成。
- Methods: Benzocaine was synthesized from p-nitrobenzoic acid via two steps through esterifying and reduction. 方法：以对硝基苯甲酸为起始原料，经酯化，还原两步合成苯佐卡因。
- The double modified starch was prepared by crosslinking with epichlorohydrin, then esterifying of viny-lacetate. 淀粉经环氧氯丙烷交联后,再以醋酸乙稀酯进行反应生成双变性淀粉。
- Monascus esterifying enzyme plays important roles in the formation of liquor flavor. 摘要红曲霉产生的酯化酶在酒的风味物质产生中发挥了重要作用。
- In addition, some related processes, such as alcoholysis of terylene, esterifying of b... 另外,就涤纶的醇解、二元酸的酯化以及产品的缩聚等过程中相关操作工艺也作了详细的描述。
- Monascus 21-3 has strong esterifying capability and it was used in trial production of starter. 摘要红曲酯化菌21-3具有较强的酯化力，将其应用于制曲生产试验。
- The production and the application of esterifying enzyme get improved continuously. 酯化酶生产和应用技术得到不断改进。
- This article reviews precolumn derivatization methods of glycans currently used for HPLC analysis. 为提高检测的灵敏度，往往需要对糖链衍生化。
- Objective:Aloe polysaccharide was identified and quantified by better method of derivatization. 目的:探索较佳的衍生化方法,对芦荟多糖进行定性定量分析。
- Using the phosphotungstic acid immobilized on active carbon as catalyst, the iso-amyl gallate was synthesized directly by esterifying isoamyl alcohol and gallic acid. 摘要以活性炭固载磷钨酸作为催化剂，用没食子酸与异戊醇直接酯化合成了没食子酸异戊酯。
- A precolumn derivatization with OPA of HPLC method was established for the determination of Hepa Merz injection. 采用高效液相色谱邻苯二甲醛柱前衍生化法,测定进口药品阿波莫斯注射液中天门冬鸟氨酸的含量。
- Audi will further expand the derivatization in the B segment in the present year with the A5 Sportback. 奥迪将进一步扩大衍生在B部分在本一年的A5跑车。
- Esterifying enzyme of Rhizopus sp. not only has the ability to synthesize ethyl hexanoate but also synthesize other esters. 根霉酯化酶具有多向合成功能,既能同时合成浓香型酒己酸乙酯为主体香的四大酯,也可单一合成纯己酸乙酯,还可合成稀有酯类。
- This can make heavy atom derivatization in the presence of reducing agents, difficult and frustrating. 这就使得用重金属原子作同晶置换法遇到了麻烦。
- A method was developed for pre-column derivatization and gas chromatographic analysis of validamycin A residue in soil. 建立了土壤中井冈霉素A残留的柱前衍生化气相色谱分析方法。
- Besides,it could be used to produce esterifying liquid,which could be further used in new type liquor production after direct distillation to. 以白酒生产的副产物黄水和尾水,添加酒尾、大曲、优质老窖泥、酒醅、优质食用酒精、己酸、酯化酶和酒用酵母等生产酯化液。
- In this paper, the techniques to improve the quality and the application of monascus esterifying enzyme were illustrated. 从酶学特性出发对提高酯化酶产品生产质量和应用技术进行了论述。
