METHODS The target compound was prepared from andrographolide and maleic anhydride.
方法以穿心莲内酯、马来酸酐为原料制备目标物。
Calculation of chemical equilibrium in acetic anhydride and methyl acetate synthesis
合成醋酐和醋酸甲酯的化学平衡计算
Ukraine had adopted measures to control potassium permanganate and acetic anhydride.
乌克兰通过了对高锰酸钾实行管制的措施。
Succinic acid dehydration is one of industrial methods to produce succinic anhydride.
丁二酸脱水法是工业生产丁二酸酐的方法之一。
Well, we'll ship the bichromate in steel drums and the chromic anhydride in oil cans.
嗯，我们会把重铬酸盐用钢桶装，而无水铬酸则用油罐装。
CONDENSATION REACTION BETWEEN BENZALDEHYDE AND ACETIC ANHYDRIDE CATALYZED BY BENTONITE
皂土催化苯甲醛与乙酸酐的缩合反应
A new process of synthesizing itaconic anhydride by catalytic dehydration was studied.
采用催化脱水环化新工艺，研究了衣康酸酐合成反应过程。
This invention relates to a preparation method of substituent glutaric acid anhydride.
本发明涉及取代基戊二酸酐得制备方法。
Thermal Stability of Bismaleimideepoxy Resin Modified by Tung Oilmaleic Anhydride Adduct.
桐油酸酐酰亚胺环氧树脂耐热性研究
FERTILIZERS. EXTRACTION OF PHOSPHORIC ANHYDRIDE SOLUBLE IN WATER AND IN AMMONIUM CITRATE.
肥料。溶于水和柠檬酸铵的磷酸酐的提取
Discussing the application of air blower and steam turbine in maleic anhydride production
浅谈鼓风机，蒸汽透平机在顺酐生产中的应用
Catalytic Performance of FluidizedBed Catalyst for Oxidationof nButane to Maleic Anhydride
正丁烷氧化制顺酐流化床催化剂的性能
Study on the Performance of Alicyclic Anhydride on the Different Gas Chromatographic Column
脂环族酸酐在不同极性气相色谱柱上的性能研究
Phosphorus Pentoxide, also called Phosphoric Acid Anhydride, is a white, spiculate crystal.
五氧化二磷又名磷酸酐，白色针状晶体。
Study on the Synthesis Optimization of Anhydride and Eleostearic Acid Anhydride in Tung Oil
桐油酸酐及桐酸酸酐合成工艺优化研究
Maleic anhydride grafted polypropylene was prepared by suspension solid phase grafting method.
采用悬浮固相法制备出马来酸酐接枝聚丙烯。
Process analysis for recovery and purification system of maleic anhydride produced from nbutane
正丁烷氧化制顺丁烯二酸酐吸收精制工艺分析
Therefore, determination the content of maleic anhydride in different conditions is researched.
目前，文献上提到的顺丁烯二酸酐含量测定方法的误差较大。
STUDY OF RARE EARTH OXIDES AS CATALYST FOR THE ESTERIFICATION OF PHTHALIC ANHYDRIDE WITH OCTANOL
稀土氧化物作为邻苯二酸酐和辛醇酯化催化剂的研究
The kinetics of polyesterification of phthalic anhydride with diethylene glycol was investigated.
对邻苯二甲酸酐和二甘醇的聚酯化动力学进行了研究。
A process of Cr electroplating at room temperature with low chromic anhydride content was proposed.
提出了一种常温低浓度镀铬工艺。
FERTILIZERS. BLAST FURNACE SLAG. EXTRACTION OF PHOSPHORIC ANHYDRIDE SOLUBLE IN CITRIC ACID REAGENT.
肥料。托马斯炉渣。从柠檬酸试剂中提取溶解的磷酸酐
Sulfuric acid and acetic anhydride were used as a cyclizing agent to prepare Ofloxacin intermediate.
用硫酸乙酐混合物作环合剂，制备了氟嗪酸中间体。
STUDY ON PREPARING PLASTICIZER BY COMPREHENSIVE UTILIZATION OF CRUDE PHTHALIC ANHYDRIDE AND FUSEL OIL
粗苯酐与杂醇油综合利用制备增塑剂的研究
A modified oligomer has been prepared by the reaction of epoxidized oil acrylate with maleic anhydride.
用马来酸酐和环氧豆油丙烯酸酯反应，制成一种改性齐聚物。
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