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- anhydrous theophyUine 无水茶碱
- Anhydrous nitric acid is dissociated. 无水硝酸是电离的。
- Pengshan Anhydrous Sodium Sulfate Plant. 安徽全力集团有限公司彭山元明粉厂。
- Citric acid anhydrous powdered p. A. 无水柠檬酸。
- Spec:Dihydrate and anhydrous standards. 规格:二水和无水两个品种。
- The yield of anhydrous plumbous acetate is also very high. 该方法操作简便,反应时间短,得到的无水醋酸铅的收率也较高。
- If not, anhydrous alcohol and carbon tetrachloride are feasible. 如果没有,无水酒精和四氯化碳都是可行的。
- In some ways, anhydrous ammonia is just as safe to handle as gasoline. 在某种程度上说,无水氨使用起来与汽油一样安全。
- Anhydrous ammonia must be incorporated (and well sealed) in all crops. 在夏季作物上施用尿素,把尿素和土壤掺混施用有好处,但在冬季作物上则不然。
- A new type of car is now being developed powered by anhydrous ammonia. 目前正在研制一种新型的以无水氨作动力的汽车。
- A simple method of preparing anhydrous indium chloride was introduced. 提出了一种制备无水氯化铟的简易方法。
- This may be readily converted to the anhydrous salt by reaction with a readily hydrolysed material, such as acetic anhydride. 这和易水解的物质如醋酸酐反应可以很容易转变为无水盐。
- A hydrate in which the molecular ratio of water molecules to anhydrous compound is1: 2. 半水合物一种水合物,其所含水分子与无水化合物之比数量为1:2
- Dextrose produced by the company. The main products : Dextrose for injecting, anhydrous Dextrose, oral Dextrose etc. 葡萄糖莲花英糖药业有限公司出品。主要有:注射用葡萄糖、无水葡萄糖、口服葡萄糖等品种。
- Aspirin is synthesized through O-acylating reaction from salicylic acid and anhydride acetic acid with anhydrous sodium carbonate as catalyst. 以水杨酸和乙酸酐为原料,采用无水碳酸钠作为催化剂经O-酰化反应合成了阿司匹林。
- An anhydrous sodium borate used in the manufacture of glass and various ceramics. 无水硼砂无水硼化合物,用于制造玻璃和各种陶瓷。
- A colorless,white,gray,blue,or lilac mineral of anhydrous calcium sulfate,CaSO4,occurring as layers in gypsum deposits. 硬石膏,无水石膏一种无色,白色,灰色,蓝色或淡紫色无水硫酸钙矿物,CaSO4,出现在石膏沉积岩层中
- A hydrate in which the molecular ratio of water molecules to anhydrous compound is1:2. 半水合物一种水合物,其所含水分子与无水化合物之比数量为1
- Another way was to combine directly anhydrous piperazine with 2,3-dichloro-bromobenzene through Ullmann reaction. 二是直接用无水哌嗪与2,3-二氯溴苯通过乌尔曼反应合成。
- Anhydrous hydrogen chloride is considered non-corrosive. In the presence of moisture it will form hydrochloric acid. 无水氯化氢被认为是没有腐蚀性的。在有水蒸汽存在的情况下,它会生成氢氯酸。