您要查找的是不是:
- Chemicals used in lithographic dampening solution in place of isopropyl alcohol. 取代加在平版水槽液中異丙醇的化學物質。
- Clean the fiber ends with lint free lens tissue moistened with pure isopropyl alcohol. 用純異丙醇酒精沾濕的不起毛的鏡片紙巾加以清潔光纖端點。
- Isopropyl alcohol(IPA) was used as the solvent to extract low temperature pressed Perilla seed cake. 採用異丙醇作溶劑對紫蘇籽低溫壓榨餅進行浸出。
- Isopropyl cinnamylate was synthesized by the esterifiestion of isopropyl alcohol with cinnamic acid in the presence of potassium bisulfate monohydrate. 用硫酸氫鉀催化肉桂酸與異丙醇的酯化反應,合成了肉桂酸異丙酯。
- After chemical disinfection, endoscopes must be rinsed with sterile water or with tap water followed by a 70% ethyl or isopropyl alcohol rinse. 化學消毒后,應使用無菌水沖洗內鏡或先用自來水沖洗然後用70%25的乙醇或異丙醇沖洗。
- The catalyst could also be used to catalyze esterification of acetic acid and hexoic acid with isopropyl alcohol and hexoic acid... 該催化劑亦能用於丁酸、乙酸與烯丙醇以及己酸與異丙醇的酯化反應。
- The heat transfer enhancement of the mixtures of isopropyl alcohol and water inside vertical tube was experimented in the presence of air. 以異丙醇-水溶液為研究物系,引入空氣對垂直管內流動相變強化傳熱進行了實驗研究。
- The isopropyl chloracetate was synthesized by esterification of chloracetic acid with isopropyl alcohol using aluminium phosphotungstate as catalyst. 以氯乙酸和異丙醇為原料,磷鎢酸鋁作催化劑進行酯化反應,合成氯乙酸異丙酯。
- However when the solvent is isopropyl alcohol or non polar solvent the decomposition value of monocrotophos is about 5% in the same condition. 但用異丙醇或非極性溶劑作溶劑時,在相同的條件下,久效磷的分解率為5%25左右。
- Electrodeposition of americium ( 241 Am and 243 Am) from the mixture of isopropyl alcohol and dilute nitric acid is studied by molecular plating procedure. 研究了異丙醇 -硝酸介質中鎇 ( 2 4 1,2 4 3Am)的分子鍍過程和實驗條件。
- The conditions and results of the reaction of diketene with isopropyl alcohol in the presence of different catalysts are discussed and some experimental data are provided. 就雙乙烯酮與異丙醇在不同催化劑下反應生成乙醯乙酸異丙酯的條件及結果進行了討論,並提供了實驗數據。
- Under UV-irradiation condition, the Isopropyl alcohol being oxidized to acetone by catalyst, tetrabutylammonium hexatungstate, was studied in this paper. 本文研究了六鎢酸四丁基銨鹽在紫外光輻照的條件下催化氧化異丙醇為丙酮的反應。
- The fiber ports on a switch or router should also be kept covered when not in use and cleaned with lens tissue and isopropyl alcohol before a connection is made. 交換器或路由器的光纖埠口,當不使用時也要保持蓋著且在連結之前用鏡片紙和異丙醇酒精加以清潔。
- The content of free acetic acid in cigarette smoke condensates was determined by GC-MS with isopropyl alcohol as the solvent and nonanol as the internal standard. 以異丙醇為溶劑;壬醇為內標;採用氣相色譜-質譜法分析了捲煙煙氣總粒相物中的遊離乙酸;乙酸測定結果的相對標準偏差小於1%25;平均回收率為99.;59%25。
- The product from the reactor were analyzed by a gas chromatograph and then using the data to calculated the conversion of DIPE and selectivity of isopropyl alcohol. 反應后的產物以氣相層析儀分析,再由所得的數據計算二異丙醚的轉化率及異丙醇選擇率。
- Objective:Using the headspace Gas-chromatography methods to measure the assay of residual solvent (methanol,acetic ether and isopropyl alcohol) meanwhile in Ceftriaxone sodium. 目的:建立一種氣相色譜法同時測定頭孢曲松鈉中有機溶劑甲醇、乙酸乙酯、異丙醇殘留量的方法。
- One part isopropyl alcohol. 其中部分異丙醇。
- Isopropyl alcohol: A colourless, volatile liquid, with specific gravity 0.789, boiling point at 82.3degree Celsius. Dissolved in water and ethyl alcohol. It is a common ingredient for alcohol damping. 異丙醇:無色、揮發性液體,比重0.;789,沸點攝氏82
- The Japanese alcohol manufacturer, Asahi Beer, recently stopped the sale of its wine known as soju, recalling 650000 bottles from the market, including China. 日本朝日啤酒公司日前決定停止銷售並召回已流入市場的65萬瓶問題燒酒,波及中國市場。
- Isopropyl alcohol A colourless, volatile liquid, with specific gravity 0.789, boiling point at 82.3degree Celsius. Dissolved in water and ethyl alcohol. A common ingredient in the fountain solution for alcohol damping. 無色、揮發性液體;比重0.;789;沸點攝氏82