離子硫化 的英文怎麼說
中文拼音 [líziliúhuà]
離子硫化
英文
ionic vulcanization-
Different molecular weight igy exitence in the purified igy suggested that the igy is uniform. through colligate comparison, the best method suit for industrialization is eliminating lipid by 0. 07 % alginic acid sodium combined with ammonium sulfate salting out afterl0 - fold diluted with ph5. 0 water
通過綜合比較,認為酸性條件下10倍去離子水稀釋卵黃液,離心後上清用0 . 07的海藻酸鈉去脂,再用硫酸銨鹽析提取純化igy的工藝流程適用於工業化的規模生產。Chemical analysis of ammonium sulphate for technical use. spectrophotometric determination of chloride ions
專業用硫酸銨的化學分析.氯離子的分光光度法測定Dromids is more abundant than sulphate in many oilfield brines, we shall consider them cations and anions.
在很多油田鹵水中,溴化物比硫酸鹽多。我們將其看作是陽離子和陰離子。The preparation method of methyl 1 - naphthylacetate catalyzed by sulphuric acid, hydrochloric acid, chlorosulfonic acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate, aluminium chloride, ferric sulfate, aluminium sulfate, titanium sulfate, sodium bisulfate monohydrate, solid super acid, heterpoly acid, support heterpoly acid, composite titanate and p - toluene sulfo - chloride etc. catalyst were reviewed
摘要評述了硫酸、鹽酸、氯磺酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、五水四氯化錫、三氯化鋁、硫酸鐵、硫酸鋁、硫酸鈦、一水硫酸氫鈉、固體超強酸、雜多酸、固載雜多酸、復合鈦酸酯和對甲苯磺酰氯等催化劑催化合成1 -萘乙酸甲酯的方法。The methods for synthesizing p - hydroxyl ethyl benzoate catalyzed by sulfuric acid, p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, aluminum chloride hexahydrate, stannic chloride pentahydrate, copper sulfate, titanium sulfate, rare earth metal oxide, sodium bisulfate monohydrate, solid super acid and heteropoly acid and so on are reviewed
摘要評述了硫酸、對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水合三氯化鐵、六水合三氯化鋁、五水四氯化錫、硫酸銅、硫酸鈦、稀土金屬氧化物、一水硫酸氫鈉、固體超強酸、雜多酸等催化劑催化合成對羥基苯甲酸乙酯的方法。The synthesis methods of isobutyl acetate catalyzed by p - toluene sulfonic acid, amino sulfonic acid, strongly acidic cationic exchange resin, ferric chloride hexahydrate, cupric chloride bi - hydrate, stannic chloride pentahydrate, ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, potassium bisulfate, chitosan sulfate, sodium dihydrogen phosphate, rare earth metallic oxide, solid super acid, heteropoly acid and molecular sieve etal were reviewed
摘要評述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、二水氯化銅、五水四氯化錫、十二水合硫酸鐵銨、一水硫酸氫鈉、硫酸氫鉀、殼聚糖硫酸鹽、磷酸二氫鈉、稀土金屬氧化物、固體超強酸、雜多酸和分子篩等催化劑催化合成乙酸異丁酯的方法。Catalytic synthesis of diisoamylester maleate with toluene - p - sulfonic acid, amino - sulfonic acid, strongly acidic cation exchange resin, ferric chloride hexahydrate, stannic chloride pentahydrate ; ammonium ferric sulfate dodecahydrate, sodium bisulfate monohydrate, solid super acid and heteropoly acid was reviewed
摘要綜述了對甲苯磺酸、氨基磺酸、強酸性陽離子交換樹脂、六水三氯化鐵、五水四氯化錫、十二水合硫酸鐵銨、水硫酸氫鈉、固體超強酸和雜多酸催化合成馬來酸二異戊酯的方法。The experimental results of the catalysts such as p - toluene sulfonic acid, strongly acidic cationic exchange resin, sulfo - polyvinyl chloride resin ferric chloride hexahydrate, polyvinyl chloride - ferric chloride resin chlorinated polyvinyl chloride - ferric chloride resin, stannous chloride dihydrate, ammonium ferric sulfate dodecahydrate, ferrie sulfate - potassium thiosulfate, cerium sulfate tetrahydrate, sodium bisulfate monohydrate potassium bisulfate, neodymia solid super acid and heteropoly acid for catalytic synthesis of ethyl chloroacetate were reviewed
摘要評述了對甲苯磺酸、強酸性陽離子交換樹脂、磺化聚氯乙烯樹脂、六水三氯化鐵、聚氯乙烯三氯化鐵樹脂、氯化聚氯乙烯三氯化鐵樹脂、二水氯化亞錫、十二水合硫酸鐵按、硫酸鐵硫代硫酸鉀復鹽、四水硫酸鈰、一水硫酸氫鈉、硫酸氫鉀、三氧化二釹、固體超強酸和雜多酸等催化劑催化合成氯乙酸乙酯的實驗結果。On the base of review the development of lithium - ion battery and its additive in detail, carbon bisulfide ( cs _ 2 ) was chosen as the film - forming electrolyte additive by theory calculation
論文詳細評述了鋰離子電池及其添加劑的發展現狀,通過理論計算,確定二硫化碳作為sei膜成膜添加劑。This enzyme was different with the ones reported in the past. a phosphatase was isolated from the chloroplast thylakoid membrane of ipomoea aquatica, by nacl extration, ammonium sulfate precipitation, ion - exchange chromatography and hydrophic chromatography through butyl - toyopearl 650m column
使用nacl抽提、硫酸銨分步沉澱、離子交換和butyl - toyopearl650m疏水柱層析等方法,從蕹菜葉綠體類囊體膜中分離純化到一種蛋白磷酸酯酶。( 3 ) the possible mechanism of dissociation / ionization is analyzed. it can be concleded that the main dissociation channel is resonant photoionization of parent molecule followed by photodissociation of parent ion and the further photodissociation or photoionization of the fragments
( 4 )分析結果表明二硫化碳分子的主要解離通道為:二硫化碳分子( 2 + l )咫mpi ,然後解離為碎片離子或中性碎片,解離碎片進一步解離或電離。Epoxides, episulphides and ethylene imines also polymerize via similar cyclic onium ion mechanisms.
環氧化合物,環硫化合物和乙烯亞胺也可以按類似於環氧離子的機理進行聚合。Chemical analysis of ammonium nitrate for technical use. test of maximum sulphate ion content
專業用硝酸銨的化學分析.硫離子極限含量的試驗Iraq ' s procurement efforts include equipment that can filter and separate micro - organisms and toxins involved in biological weapons, equipment that can be used to concentrate the agent, growth media that can be used to continue producing anthrax and botulinum toxin, sterilization equipment for laboratories, glass - lined reactors and specialty pumps that can handle corrosive chemical weapons agents and precursors, large amounts of vinyl chloride, a precursor for nerve and blister agents, and other chemicals such as sodium sulfide, an important mustard agent precursor
伊拉克采購的設備包括可過濾和分離生化武器中微生物和毒素的設備;可用於為炭疽病毒和肉毒(桿)菌病毒集中藥劑和生長媒體的設備;實驗室殺菌設備;可處理腐蝕性化學武器藥劑、前體、乙烯基氯化物(一種神經和水泡藥劑)及其他化學藥劑(如鈉硫化物,芥子氣藥劑的前體)的玻璃線紋反應堆和專業水泵。Medium experiments were arranged under uniform design, and then an optimum medium was got accordingly. the culture liquid was centrifugalized at 3, 500r / min for 30min, then ammonium sulfate was added into the supernatant to a final concentration of 30 % to precipitate the others
通過硫酸銨分級沉澱、 deaesephadexa - 50陰離子交換凝膠層析和sephadexg - 75凝膠柱層析對發酵液進行分離和純化,並得到電泳純的酶。The influence of different gypsum on strengh of portland - sulphoalminate composite cement system is complicated, related with aluminiferouse mineral in cement system and the so4 ( superscript 2 - ) concentration of its hydrated solution ; in distilled water and maximum lime wash, the dissolution rate of dihydrate gypsum is higher than that of anhydrite but the dissolubility is lower
石膏品種對硅酸鹽硫鋁酸鹽復合體系水泥強度的影響較復雜,與水泥體系中含鋁礦物及其水化溶液中so4 (上標2 - )離子濃度有關;在蒸餾水和飽和石灰水中,二水石膏的溶解速度比硬石膏快,溶解度比硬石膏低。Purification and characterization of phytase from a. niger an 01001 a. niger an01001 was inoculated on solid media and cultivated at 30 for 5 days. proteins were extracted from solid - state fermentation with 50mm acetate buffer ( ph5. 5 ). the molecule weight of the phytase protein was determined as about 78kd by sds - page. the purification procedures include ammonium sulfate precipitation, deae - cellulose ion - exchange chromatography, gel electrophoresis and electroelution
3 .植酸酶的分離純化及其性質研究黑麴黴ano1001經固體發酵,用緩沖液抽提后,經硫酸按沉澱, deae一纖維素離子交換層析,聚丙烯酞胺凝膠電泳和電洗脫等純化步驟獲得的植酸酶,用sds一page檢測為一條均一譜帶,其分子量約為78kd 。This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway
負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍劑組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加劑+防凍組分+高效減水劑+引氣+阻銹組分功能復合的技術路線,通過正交試驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加劑fd - 1 ;並在此基礎上配製不同等級負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性等耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。The process parameters of preparing nanosized titanium dioxide powders were systematically studied by electrochemical synthesis experiments at room temperature. the rutile phase and anatase phase powders were obtained in the sizes of 9. 7nm and 9. 2nm respectively, and the complete crystal powders were formed after calcined at 400 for two hours. in the process of experiments it was observed that the low current density resulted in rutile phase powders, while the addition of little amount of ions of sulfate promoted the formation of anatase phase powders
在本實驗條件下,小的電流密度有利於金紅石相的生成,而少量硫酸根離子的引入對生成銳鈦礦相粉體有利,調整電流密度大小和引入硫酸根離子的量,可以得金紅石型和銳鈦礦型的混合混體;研究無定型粉體,銳鈦礦相粉體以及金紅石型粉體隨溫度的粒徑變化情況時發現,粉體在400以前晶粒長大相對緩慢, 400以後晶粒粗化現象嚴重。Produce sipm with isophthalic acid, use of furring sulfuric acid as a sulfonating agent
以發煙硫酸為磺化劑制備滌綸纖維陽離子染料可染改性劑分享友人