溶劑室 的英文怎麼說
中文拼音 [róngjìshì]
溶劑室
英文
solvent compartment-
The air flotation method of wax recovery commonly used in the actual mechanized wax printing mills was compared with the methods we used in our labs, such as hot water dewaxing, org. solvent extn., aq. surfactant recovery and dry dewaxing
摘要將目前機械化蠟染廠採用的氣浮回收蠟和我們實驗室使用的熱水脫蠟法、有機溶劑萃取回收法、水基表面活性劑乳液回收法及干法除蠟等方法比較,結果表明:熱水脫蠟法是最適合機械化蠟染廠進行蠟的回收。The composite has excellent performance of water retaining, that the adsorbed water of 85 % is retained after being dried 10 days at the room temperature, and the adsorbed water of 45 % is retained after being dried 24 hours at 60 the factors influencing on water absorbency for the superabsorbent composite such as the kinds and concentration of starch, clay, crosslinker, initiator, the external salt solution and hydrolysis degree are investigated in this paper
該超吸水性復合材料在室溫下乾燥10天後的保水率為85 ,在60 2條件下加熱24小時后的保水率為45 。本文較詳盡地探討了超吸水性復合材料的合成條件,並系統地研究了影響超吸水復合材料吸水倍率的各種因素。例如:粘土的種類及粘土的用量、澱粉的種類及澱粉的用量、交聯劑的用量、引發劑的用量、水解度(氫氧化鈉的用量) 、水解時間、外部鹽溶液的種類及濃度等條件。The condensation of aromatic aldhydes with hydroxylamine hydrochloride in aqueous solution under ultrasound irradiation results oximes in 72 % ~ 98 % yields without catalyst
摘要在沒有催化劑條件下,芳香醛與鹽酸羥胺的水溶液經超聲輻射于室溫反應,可以72 % ~ 98 %收率得到肟。Study of left ventricular diastolic function of patients with acute myocardial infarction on different times after heart attack
組織型纖維蛋白溶解酶原激活劑靜脈溶栓開始時間對急性心肌梗死左心室舒張功能的影響Nh2so3h was used to efficiently perform one - pot, three - component, biginelli condensation reactions of aldehydes, - ketoesters and urea under solvent - free conditions at room temperature by grinding method
摘要以nh2so3h為催化劑,室溫無溶劑條件下,研磨芳醛、 -酮酸酯和尿素合成了一系列1 , 2 , 3 , 6 -四氫嘧啶2 -酮衍生物。The solution was alkaline, and formaldehyde ( hcho ) was used as a reducing agent. plating was carried out at middle temperature / low temperature and ultrasonic radiation
化學鍍銅溶液為堿性的甲醛為還原劑的鍍液,鍍覆在室溫、超聲波的條件下進行。Description refers to inflammable or oxidizing solvents, chemicals used by labs, or other means for drug preparation analysis
貨物概述系指易燃溶劑、氧化溶劑、實驗室用化學品、藥物制劑或其它試驗分析用具。An efficient esterification of ferrocenecarboxylic acid and substituted phenols has been achieved using dcc / dmap protocol in ionic liquids. the corresponding esters were produced in high yields
摘要在「綠色溶劑」室溫離子液體中,採用二環己基碳二亞胺4 -二甲氨基吡啶( dcc / dmap )進行二茂鐵甲酸芳香酯的合成研究,反應條件溫和,簡單方便,產率高,該反應具有環境友好的特點。As for chemical and medical laboratory, chemical corrosion - resistant function should be considered first since the overall work environment, including spills, corrosive reagent & solvents and overses & other improper handlings, etc., may do a certain harm to the furniture, which requires that our furniture should be firm and enduring
對于化學、醫學實驗室而言,耐化學腐蝕是首先要考慮的功能,其整體的工作環境對于其內的家具有一定的損害性,如各種濺出物、腐蝕性試劑及溶劑、超負荷使用及其他不當使用等,這就要求我們的實驗室傢具必須堅固耐用。Abstract : the method of using formaldehyde buffer solution a b sorption - hydrochloric pararosaniline spectrophotometry to determine sulfur diox ide in air has higher sensitivity and good selectivity, and prevents from adoptin g mercurial absorbent. but the conditions in lab are not well controlled, the v alue of reagent blank and standard curvilinear slope can ' t accord with the one s tipulated in “ methods for air and waste gas monitoring and analysis ”. some opra tional techniques for so2 determination in lab are introduced for reference
文摘:以甲醛緩沖溶液吸收-鹽酸副玫瑰苯胺分光光度法測定空氣中的二氧化硫,方法靈敏度高,選擇性好,避免了使用含汞的吸收液,但如果實驗條件控制不好,試劑空白值及標準曲線的斜率就會不符合《空氣和廢氣監測分析方法》中規定的值,本文著重從操作技巧方面對二氣化硫測定的實驗室質量控制進行分析,僅供參考。The vapor concentration in the booth should be inspected according to the regulations
對艙室內溶劑蒸汽的濃度,要按規則檢查測試。The blue - white luminescence ( max wavelength at about 455 nm ) band can be observed under a uv lamp
在非水溶劑(乙醇)中高壓電解鋅板,制得了室溫下光致發光的h 。Product description - pyrrolidone is colorless or yellowish clear liquid, has tiny ammoniacal odour ; is a strong polar organic solvent, can dissolve each other with water and general organic solvent by any proportion
物理特性:在室溫下呈無色或淺黃色透明液體,有輕微的氣味,溶於水及各種有機溶劑,極易水解和聚合。Applications of room temperature ionic liquids as a classification of green solvents and a catalyst system in the fields such as separation process, chemical reaction. electrolysis chemistry are introduced ; meanwhile ionic liquids can also he used as lubricating materials, sensitive materials, energy - storage materials and optical materials
摘要介紹了室溫離子液體作為一類綠色溶劑和催化劑體系在分離過程、化學反應、電化學等領域的應用情況;同時離子液體還可以作為潤滑材料、敏感材料、儲能材料和光學材料。Its main purpose is to perform the calculations involved in the calculation of the amount of reagent to use when mixing up solutions
在化學實驗室工作久了,一定厭倦了為了配製各種化學試劑溶液而計算化學試劑用量的工作了吧?分享友人