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- A salt or an ester of oxalic acid. 草酸盐草酸的盐或酯
- Oxalic acid is always formed during the reaction. 在反应过程中,乙二酸总是会生成的。
- The yield of oxalic acid dihydrate is70.0%. 以木屑为原料草酸二水合物收率可达70.;0%25。
- Hydrochloric Acid, Cationic Surfactant, Perfume, Oxalic Acid, Dye. 产品成份:盐酸、阳离子表面活性剂、草酸、香精、颜料。
- The ameliorating effect of oxalic acid was most apparent. 3种有机酸中草酸对铅胁迫的缓解作用最明显。
- Primary by-products range from benzoquinone to maleic acid and oxalic acid. 中间产物主要为苯醌、马来酸、草酸等,
- To treat(a specimen)with an oxalate or oxalic acid. 用草酸盐或草酸处理(样品)
- Used oxalic acid many times,but I failed.It seems not lacquer but silver. 用脱漆济;草酸;除了几边也退不掉;好象不是漆是银.
- The yield of oxalic acid dihydrate is up to 80% under the optimum condition. 确定了最佳工艺条件,在此条件下,草酸二水合物收率可达80%25。
- To treat(a specimen) with an oxalate or oxalic acid. 用草酸盐或草酸处理(样品)
- Even spinach and beets are not exempt,since they're high in oxalic acid,which is harmful in large quantities. 甚至,菠菜和甜菜也难逃其咎,因为它们富含草酸,而大量的草酸是有害的。
- The purity of the oxalic acid you got 97.5%. The proportion of absorbability is up to 50%. 所得草酸纯度为97.;5%25;收率达50%25
- While the ratio of H 2O:TEOS(mol) is 0 28 and oxalic acid:TEOS(mol) is 0 01, the gel time is shortest. 而当水与正硅酸乙酯的摩尔比达到 0 2 8左右、草酸与正硅酸乙酯的摩尔比为 0 0 1左右时 ,可以使凝胶时间达到最短。
- A Preliminary Work on Extraction of Solid Wax and Oxalic Acid from Agave americana L. 从番麻叶渣提取蜡和草酸的初步报告
- Constant current electrolysis was used to study the effect of tetrabutylammonium salt on the reduction of oxalic acid. 用恒电流电解法研究了四丁基氢氧化铵和不同的阴离子在草酸电解还原过程中的作用。
- The process conditions of acetylene catalytic oxidation for producing oxalic acid was studied. 对乙炔催化氧化制备草酸的工艺条件进行了研究,用正交设计安排实验,得到了一组最佳工艺条件,并做了验证实验。
- The preparation method of oxalic acid from wheat straw by hydrolysis-oxidation-hydrolysis was investigated. 研究了以麦秆为原料用水解-氧化-水解法制取草酸的工艺方法。
- Oxalic acid diluted in hot water will remove the iron oxide from such specimens as microcline, quartz, and fluorite. 草酸稀释后,在热水,将可消除氧化铁从这些标本为钾长石,石英,萤石。
- People is daily the green vegetable of edible, chocolate, hickory, orange, smoked plum, contain oxalic acid. 人们日常食用的绿色蔬菜、巧克力、山核桃、橘子、酸梅等,都含有草酸。
- Even spinach and beets are not exempt, since they're high in oxalic acid, which is harmful in large quantities. 甚至菠菜和甜菜也难逃其咎,因为它们富含草酸,而大量的草酸是有害的。