試劑濃度 的英文怎麼說
中文拼音 [shìjìnóngdù]
試劑濃度
英文
reagent concentration- 試 : 名詞(古代占卜用的器具) astrolabe
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
- 濃 : 形容詞1. (液體或氣體中所含的某種成分多; 稠密) dense; thick; concentrated 2. (程度深) (of degree or extent) great; strong
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 試劑 : [化學] reagent; agentia; analoids試劑廠 chemical reagent works
- 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
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Through preparative experiments and optimized experiments on cu ~ zn ultrafine powders that are prepared by the method of thermal spray and ball milling, the author finds that dispersants concentration, dispersing time, ph, temperature and adscititious ions have significant influences on dispersing effects
西安理工大學碩士學位論文通過對熱噴塗球磨法制備的超細銅鋅粉的分散性進行預試驗和優化試驗,發現分散劑濃度、分散時間、 ph值、溫度和外加離子濃度對分散作用效果有重要影響。In the experiment of searching the agent for removal of phaeocystis globosa, six organic biocides were studied on their effect of removal of phaeocystis globosa. then isothiazolone biocide, glutaric dialdehyde and benzalkonium bromide were selected to apply to remove p. globosa red tide. their minimum use levels are 1. omg / l, 1. 4mg / l, 0. 6mg / l respectively, and the efficiencies of removal are above 80 %
論文對有機除藻劑進行了篩選研究,對目前常用於工業循環冷卻水的6種有機殺生劑進行了試驗研究,發現異噻唑啉酮、戊二醛和新潔而滅對棕囊藻均具有良好的去除效果,它們使用的最低有效濃度分別是: 1 . 0mg l 、 1 . 4mg l 、 0 . 6mg l ,除藻率達80 。The results also revealed that it was a reasonable choice to use carbenicillin as the antibiotics of inhibiting growth of remnant agrobacterium after co - culture, and when hygromycin was used as the selective agent, continuous selection at low concentrations ( 50 ~ 150mg / l ) produced the highest numbers of transgenic plants without escapes
試驗表明,在農桿菌介導高羊茅遺傳轉化中,抑菌劑宜選用梭節青霉素;以潮黴素作為選擇劑時,採用低濃度( 50一15om留l )連續篩選的方式比較合適,在該方式下,獲得的轉基因植株較多。In order to improve the performance of the maleic anhydride - co - acrylamine copolymer water - reducing agent, the copolymer is monoesterified with the polyethylene glycols. the fluidity of the esterified copolymer has been increased 60 %, and it has good retarding performance
通過對不同條件下得到的共聚物的酯化產物的性能的測試得到初始中和度、引發劑用量、反應物濃度、反應溫度與酯化產物性能的關系。The save energy mould pump of the corrosiveness of the ministry of industry such as chemical industry and chlorine alkali, chemical fertilizer, dyestuff, reagent, pesticide, pharmacy, electroplating and environmental protection etc door transport that pf ( fs ) mould chemical industry pump can satisfy to carry many kinds of consistency sulphuric acid, hydrochloric acid, nitric acid, acetic acid, phosphoric acid, chromium acid, oxalic acid, hydrofluoric acid and the lye, organic solvent and oxidizer geometric ratio medium under - 50 s - 80 s temperature conditions and is not han s anything small and roundish medium
型化工泵能滿足輸送- 50 80溫度條件下的多種濃度硫酸、鹽酸、硝酸、醋酸、磷酸、鉻酸、草酸、氫氟酸和堿液、有機溶劑、氧化劑等化學介質、是化工、氯堿、化肥、染料、試劑、農藥、制藥、電鍍、環保等工業部門輸送不含顆粒的腐蝕性介質的節能型泵。Determination of end carboxyl content in pet chip using photometric method was discussed, the optimiza tion of measuring condition and parameters such as sample weight, concentration of titrant, blank of solvent were stud ied
論述採用光度法測定聚酯切片的端羧基,對稱樣量、滴定劑的濃度、溶劑的空白等測試條件和參數進行優化選擇。In this paper two - generation reproduction toxicity of fenvalerate, a - cypermethrin, chlorpyrifos, and triazophos was tested in a 21d period with water flea, daphnia magna, . the toxicity indicator included longevity, body length, days to first brood, days to first pregnancy, number of youth per female, intrinsic rate of natural increase ( r ), and number of broods per female. accordingly, the dose - response relations and relations between the chronic responses and enzyme levels were investigated
為了確定水蚤體內生化指標與慢性毒害效應之間的關系,特別是在低濃度暴露狀態下生化指標改變的生物學意義,以便能更準確預測早期農藥對水蚤種群的潛在危害,本文以浙江省常用殺蟲劑氰戊菊酯、高效氯氰菊酯、三唑磷和毒死蜱進行了大型蚤( d . magna )的急性和慢性毒性試驗(包括子代水蚤的恢復試驗) 。A series of near roundness cds nanoparticles with a particle diameter of 3 ~ 6nm have been prepared by controlling the concentration and proportion of reactants and adopting sodium hexametaphosphate as stabilizing agent. the studies demonstrate that these particles present obvious quantum size effect and an appropriate excess of cd2 + ion and hexametaphosphoric acid group polysnion are helpful to the dispersion and flame capability ' s improvement of particles. another series of near roundness monodisperse au nanoparticles with a diameter of 12. 3nm was prepared via sodium citric acid deoxidizing auric chloride acid
利用六偏磷酸鈉作為穩定劑,通過控制反應物的濃度及比例,制備了粒徑為3 6nm 、呈近似球形的cds納米顆粒,光譜測試結果表明,顆粒具有明顯的量子尺寸效應,適當過量的cd ~ ( 2 + )離子以及六偏磷酸根聚陰離子有助於顆粒的分散並提高其發光性能;採用檸檬酸鈉還原氯金酸,制備了接近球形、平均粒徑約為12 . 3nm的單分散體系au納米顆粒;採用wessling的前驅聚合物法獲得導電聚合物ppv前驅體。Compared with the control, the effect of pyrethroid on haematological biochemical indices of carp was significant. the hb concerntration, rbc numbers, tp and ap numbers and the serum sodium level dropped ? the serum alt and ast activity and serum potassium level raised. these haematological difference of the treated groups were significant ( p > 0. 05 ) or very significant ( p > 0. 01 ) compared with the control group
與對照組比較,低濃度擬除蟲菊酯對鯉魚的體長影響不顯著,對體重、攝食和行為有一定的影響,其影響程度隨處理劑量的遞增和時間的延長而加強;在試驗後期較高濃度組部分鯉魚發生間歇性中毒癥狀,繼而死亡。No production by mouse embryos embryos were cultured in hanks balanced salt solution for 4 hours. then the culture medium was collected, and equal amount of griess reagent was added into it. no concentrations were determined indirectly by spectrophotometry
胚胎發育過程中no的生成胚胎在hanks液中培養4小時后,取培養液加入等體積的griess試劑,用分光光度法檢測培養液中亞硝酸鹽的濃度,依此得知no的生成。Under the appropriate conditions of sampling equipment of gas chromatographic headspace analysis, determine a suitable salt and a suitable extracting solvent by the orthogonal design method, then determine the fitting feed composition of ethanol - water mixture, the fitting distribution between extracting solvent and mixture, and the fitting salt concentration by the uniform design method
在對建立的頂空氣相色譜采樣裝置的操作條件進行優化之後,先用正交試驗設計法確定非連續性因素鹽和萃取劑及其在備選水平中的適宜水平,再用均勻試驗設計確定連續性因素乙醇的進料濃度、萃取劑配比和加鹽量及其備選水平中適宜的水平范圍。The results of the experiments indicates that concentration of aminosilane influences the fluorescence background of glass slide, and some factors affect immobile ratio of oligonucleotide probe, such as aminosilane treatment time, aldehyde treatment time, uv crosslinking energy, washing temperature and time
研究表明,氨基化試劑濃度對玻片熒光背景有影響,氨基化試劑處理時間、醛基化處理時間、紫外交聯能量和洗滌溫度和時間等工藝因素影響寡核苷酸探針的固定率。This article confirmed the grafting efficiency of starch grafted to acrylic acid and the structure of starch and its grafted matter through the separation, purification and analysis tests to the grafted copolymer and the grafted forked - chain matter produced from the process of this reaction ; and deduced the formula of the velocity of such reaction mentioned above with a calculated result of the apparent activation energy in this reaction by the curve showing the relationship among the consistency of starch, monomer and initiator and the velocity of the grafting copolymerization
摘要對澱粉接枝丙烯酸所得接枝共聚物及接枝側鏈物進行分離提純和分析測試,確定了其接枝效率並表徵了澱粉及其接枝物的形態結構;通過分別測定接枝共聚反應速率與澱粉、單體、引發劑濃度的關系曲線,確定了該接枝共聚反應的速率關系式;推算出了反應的表觀活化能。With the increase of water content, the influence of reactant concentration on the diameter of water cores became stronger
反應試劑濃度對體系水核直徑的影響隨著水含量w值的增大而增大。This paper describes the best growth regulator levels were selected for four suitable eucalyptus clones by trials of selecting suitable growth regulator levels on rooting in tissue culture for four eucalyptus clones
本研究通過4個桉樹無性系組培生根培養最適生長調節劑的篩選試驗,篩選出各無性系生根培養的最佳生長調節劑濃度。Determination of thorium in uranium ore concentrate by thorin photometric method
鈾礦石濃縮物中釷的測定釷試劑光度法Test method for determination of solvent red 164 dye concentration in diesel fuels
柴油燃料中溶劑紅164染劑濃度測定的試驗方法The metal content of extractants by different nh4c1 and ho ac extraction shows that a reasonable selection of solvent concentration is key to improve the effects of response to mineralizations
濃度提取試驗結果表明,選擇合適的提取劑濃度,可從根本上改善提取效果。Both of the increase in water content w ? and reactant concentration made the effects stronger. two microemulsions containing reactants being mixed, hap particles began to form. hap particles were characterized by dynamic light scattering, auger energy spectrum, xrd, ir spectrum and tem
反應試劑濃度的提高和體系水含量w值的提高影響了微乳液水核的數量、水核中的離子佔有數以及aot分子的聚集數,因此對hap顆粒的形成產生影響。Method for estimation of concentration of disinfectants used in ' dirty ' conditions in hospitals by the modified kelsey - sykes test
採用改進的凱爾西-賽克斯試驗訪法對醫院'骯臟條件'用消毒劑濃度的估算方法分享友人