鈉鹽基 的英文怎麼說

中文拼音 [yán]
鈉鹽基 英文
sodium base
  • : 名詞[化學] (金屬元素) sodium (na)
  • : 名詞1. (食鹽; 鹽類) salt 2. (姓氏) a surname
  • 鈉鹽 : sodium salt
  1. Furbenicillin sodium, a known semi - synthetic ureide type of antibiotic firstly marketed in china, was synthesized from starting material 2 - furaldehyde via six steps including oximation reaction, beckmann rearrangement, isocyannuration, amination, condensation and salification etc

    摘要以呋喃甲醛為起始原料,經厲化、貝克曼重排、異氰脲酸化、氨化、縮合和成6步反應,合成了酰脲類青霉素抗生素呋布西林
  2. Pig blie salts is the sodium salt of a conjugated bile acid made from pig bile, often used in bacteriological culture media as a selective inhibitory agent

    性狀:本品系由豬膽汁精製而成的一種膽汁酸,是微生物培養中常用的選擇性抑制劑。
  3. 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、酸、氯磺酸、對甲苯磺酸、氨磺酸、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、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。
  4. 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、硫酸氫鉀、殼聚糖硫酸、磷酸二氫、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。
  5. Hi this thesis, the setting time of various retarders had been tested, in which three retarders with good retarding action, citric acid, sodium tripolyphosphate, bone glue are respectively chosen from three types of retarders, hydroxyl carboxylic acid type, phosphate type and protein type, and the strength and setting time of gypsum added with them are determined. effect of some factors, such as ph value, fineness of hemihydrate, type of gypsum on the retarding action of the retarders is also studied

    本文對多種緩凝劑進行凝結時間測試,選擇效果良好的羥羧酸、無機和蛋白質類型的三種緩凝劑:檸檬酸、多聚磷酸和骨膠,測定它們對石膏凝結時間、強度等宏觀性能的影響,並分別研究ph值、石膏細度和石膏種類等因素對它們的緩凝效果的影響。
  6. Through the analyzing the macro - structure to micro - structure, the author considers that retarding mechanism of citric acid is that citric acid and ca in the gypsum form the complexant ion, and hinder the crystallization center of dihydrate crystal bigger ; that of sodium tripolyphosphate is that it combined with ca, hinders the dissolve of hemihydrate. formation and growth of crystallization center ; that of bone glue is the glue - protection and chemical absorption action of active group, which also retards the formation and growth of crystallization center

    通過宏觀到微觀的分析,筆者認為,檸檬酸的緩凝作用的原因主要在於檸檬酸與鈣形成絡合離子,影響了二水石膏晶體的晶核長大過程;多聚磷酸與鈣形成某種復,對于石膏晶體的溶解、成核和長大過程均有強烈的阻礙影響;骨膠則在於膠體對半水石膏的包裹和活性團的化學吸附,使二水石膏晶體的成核和長大困難。
  7. Manufactures a range of brominated aromatics, phenylhydrazine and hydrazide derivatives, heterocyclic compounds, and a series of other intermediate chemicals. also imports and trades in several organic chemicals

    - d -對羥苯甘氨酸, d -對羥苯甘氨酸鄧鉀,雌莫司汀磷酸,雌二醇氨芥磷酸的生產廠家。
  8. Supply of 35 000 nos. of fluticasone propionate aqueous nasal spray to the hospital authority and the department of health as a 24 - month contract commencing 14 march 2006 supply of 5 510 000 benserazide and levodopa capsules tablets to the hospital authority and the department of health as a 24 - month contract commencing 30 march 2006 supply of 2 800 000 sertraline hydrochloride tablets to the hospital authority and the department of health as a 24 - month contract commencing 2 april 2006 supply of 117 000 000 paracetamol tablets to the hospital authority and the department of health as a 24 - month contract commencing 8 april 2006 supply of 270 000 vials of cefotaxime sodium for injection to the hospital authority and the department of health as a 24 - month contract commencing 22 may 2006 supply of 8 200 000 cloxacillin capsules to the hospital authority and the department of health as a 24 - month contract commencing 1 may 2006 supply of large saloon cars grade a to the government logistics department as a 12 - month contract from date of acceptance supply and delivery of 48 000 nos. of supermarket gift coupons to the electrical and mechanical services department as a 12 - month contract from date of acceptance

    承投為醫院管理局和?生署供應35000個氟替卡松丙酸酯水劑鼻腔噴霧,合約由2006年3月14日開始,為期24個月為醫院管理局和?生署供應5510000粒羥芐絲及左旋多巴膠囊?藥片,合約由2006年3月30日開始,為期24個月為醫院管理局和?生署供應2800000粒酸舍曲林藥片,合約由2006年4月2日開始,為期24個月為醫院管理局和?生署供應117000000粒對乙?氨酚藥片,合約由2006年4月8日開始,為期24個月為醫院管理局和?生署供應270000瓶注射用頭孢?,合約由2006年5月22日開始,為期24個月為醫院管理局和?生署供應8200000粒鄰氯青霉素膠囊,合約由2006年5月1日開始,為期24個月為政府物流服務署供應大型房車(甲級) ,合約由發出接納書日期開始,為期12個月為機電工程署供應和送運48000張超級市場禮券,合約由發出接納書日期開始,為期12個月
  9. It is well known that wo3 is a conductance - type semiconductor gas sensing material, but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage. in this project, the wo3 - based gas sensors to trimethylamine are made, and their gas sensing performance are researched, especially at low temperature, the results are as follows : 1. the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid, and its microstructure is analyzed by using xrd, sem and tem, for material ’ s microstructure is closely related to gas sensing performance

    本課題制備了wo3材料,並以它為材,製作了三甲胺氣敏傳感器,研究了其對三甲胺的氣敏性能,尤其是低工作溫度下的氣敏性能,得到結果如下: 1 、本課題以鎢酸和濃酸為反應物,用溶膠凝膠法制備了納米wo3材料,並採用x射線衍射分析儀( xrd ) ,掃描電鏡( sem ) ,透射電鏡( tem )對該材料進行結構分析和形貌觀察,研究發現材料的微觀結構與氣敏性能緊密相關。
  10. Abstract : the mixed salts of diethanolamine and sodium of lauramidoethylene sulfosuccinate is prepared to modify the products with the mixture of the diethanolamine and hydrogen sulfite of sodium as sulphonating agent. the transparency problem of the product is solved. the result of investigation illustrates the major physocochemical properities of the products after the modifying are basically corresponding to the one before the modifying, and the products have a strong containing salt ability, it is fit to compound the products of the high salt content

    文摘:採用亞硫酸氫與二乙醇胺的混合物作磺化劑,對琥珀酸月桂酰胺乙酯磺酸進行改性,制得了與二乙醇胺的混合,改善了產品的透明度.性能分析表明:改性前後其主要表面物理性能本相當,且改性后該產品具有較強的抗能力,適用於含量較高的製品
  11. At present, sodium bentonite was used as main raw material, and cationic surfactants such as long carbon chain quaternary ammonium salt and alkylamine were used as modifying agents when synthesize organobentonites

    目前,制備有機膨潤土所用的原料主要為膨潤土,所用的插層劑主要是陽離子表面活性劑,如長碳鏈季銨、烷胺等。
  12. And polyvinyl chloride. caustic soda, or sodium hydroxide naoh is produced by salt

    燒鹼的化學名稱為氫氧化naoh ,主要原材料為鹵,是一種主要的礎化工原料。
  13. Standard test methods for sodium carboxymethylcellulose

    羧甲纖維素的標準試驗方法
  14. Producer of barium and strontium salts in china. products include nitrates, sulfates, hydroxides, and chlorides, as well as some inorganic coproducts

    -主要生產重鉻酸酸酐性硫酸鉻等鉻產品,包括公司簡介,產品介紹和聯系方式等。
  15. Company in china engaged in developing and producing plastic and rubber coloring technology. products include color masterbatches for styrenics, polyolefins, pvc, and engineering plastics. overview of capabilities and products

    -生產牡丹牌色蘭vb ,色蘭vrt ,色蘭vb重氮磺酸,對硝氯苯鄰磺酸等染料,包括公司簡介產品介紹等
  16. Benzyl penicillin sodium

    青霉素
  17. Producer of mono -, di - and trimethylamines, and derivatives including agrochemicals, feed additives, and water treatment chemicals. headquartered in belgium

    -甲殼素殼聚糖殼聚寡糖d葡萄糖d -氨葡萄糖硫酸鉀d氨葡萄糖硫酸
  18. Method for the determination of o - phenylphenol and its sodium salt residues in fruits for export

    出口水果中鄰苯苯酚及其殘留量檢驗方法
  19. Weiyi chemical ( suzhou ) co., ltd. is mainly engaged in the production of sodium carboxymethyl cellulose ( cmc ), and is one of the professional local companies for cmc producing

    威怡化工(蘇州)有限公司威怡化工(蘇州)有限公司主要從事羧甲纖維素( cmc )的生產,是國內生產cmc的專業企業。
  20. Surface active agents. technical sodium salts of sulphuric esters of amido - alcohols derived from fatty acids. analytical method

    表面活性劑.脂肪酸衍生物氨醇的工業.分析法
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