六溴苯 的英文怎麼說
中文拼音 [liùxiùběn]
六溴苯
英文
hexabromo benzene
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六 :
六名詞(姓氏) a surname
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溴 :
名詞[化學] (非金屬元素) bromine (br)
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Polybenzoxazine / vermiculite hybrid nanocomposites were prepared from two kinds of polybenzoxazine precursors and two kinds of organically modified - vermiculite minerals and expanded - vermiculite which were consisted of vermiculite, hydrobiotite and phlogopite. after treatment of vermiculite minerals by hexadecyl trimethylam monium bromide ( ctab ), the d001 of vermiculite layers of vermiculite mineral increased from 1. 43nm to 2. 67nm and developed a d002 = 1. 34nm
本文分析了蛭石精礦和膨脹蛭石的組成和結構,用十
六烷基三甲基
溴化銨( ctab )進行了有機化處理,再通過熔融或溶液混合插層
苯並嗯嗪樹脂( ben )制備了ben插層蛭石納米復合材料,並採用蒙脫土進行了對照實驗。
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Methods for chemical analysis of iron ores - the pyrocatechol violet - cetyl trimethylamine bromide photometric method for the determination of tin content
鐵礦石化學分析方法鄰
苯二酚紫-
溴化十
六烷基三甲胺光度法測定錫量
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The effect of hexadecy pyridine choride on the dissociation constants of thymol blue bromide, cresol red, o - ckesolphthalein and thymol blue, as well as their the colour - changing ranges were studied by spectrophotometry
探討了表面活性劑氯化十
六烷基吡啶形成的膠束對
溴百里香酚藍、甲酚紅、鄰甲
苯酚酞和百里香酚藍離解反應的離解常數的影響,同時,也研究了該表面活性劑對上述四種酸堿指示劑變色范圍的影響。
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The methods for chemical analysis of zinc and zinc alloys - the determination of tin content - the phenylfluorone - cetyltrimethyla - mmonium bromide spectrophotometric method
鋅及鋅合金化學分析方法錫量的測定
苯芴酮-
溴化十
六烷基三甲胺分光光度法
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Methods for chemical analysis of tungsten ores and molybdenum ores. determination of germanium content. distillation separation - phenyl fluorone cetyltrimethyl - ammonium bromide phtometric method
鎢礦石鉬礦石化學分析方法蒸餾分離,
溴化十
六烷基三甲胺-
苯芴酮光度法測定鍺量
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Methods for chemical analysis of copper ores lead ores and zinc ores. determination of germanium content. phenylfluorone - cetyltrimethyl ammonium bromide photometric method after carbon tetrachloride extraction
銅礦石鉛礦石和鋅礦石化學分析方法四氯化碳萃取分離,
溴化十
六烷基三甲胺-
苯芴酮光度法測定鍺量
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Ethyl vanillin was synthesized by the phase - transfer catalysis cteab and o - ethoxyphenol, which was prepared from pyroeatehol with an overall yield of 55. 2 %, and the factors in the reaction, such as phase - transfer catalysis and temperature, were discussed
摘要以鄰
苯二酚為原料,首先合成中間體鄰乙氧基
苯酚,然後以十
六烷基三乙基
溴化銨為相轉移催化劑合成了乙基香蘭素,考察了相轉移催化劑的選擇及反應溫度,最後收率為55 . 2 % 。
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The methods for chemical analysis of zinc and zinc alloys - the determination of aluminum content - the chromazurol s - polyethylene glycol octyl phenylether - cetylpyridine bromine spectrophotometric method and the chromeazurol s spectrophotometric method and the edta titimetric method
鋅及鋅合金化學分析方法鋁量的測定鉻天青s -聚乙二醇辛基
苯基醚-
溴化十
六烷基吡啶分光光度法cas分光光度法和edta滴定法
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Dysprosium and dysprosium oxide - determination of tantalum content - para - chloride phenylfluorone - cetyl trimethyl ammonium bromide - ethanol spectrophotometric method
金屬鏑及氧化鏑化學分析方法對氯
苯基熒光酮-
溴化十
六烷基三甲基胺分光光度法測定鉭量
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Fireclay and high - alumina refractories - determination of magnesium oxide content - xylidyl blue i - ctab photometric method
粘土高鋁質耐火材料化學分析方法二甲
苯胺藍i -
溴化十
六烷基三甲銨光度法測定氧化鎂量
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European union has legislated relevant environmental protection laws and regulations on e - waste management. for example, weee instruction : full name e - waste equipment instruction : requires that manufacturers are responsible for recycling ; rohs instruction : full name the restriction of the use of certain hazardous substances in electrical and electronic equipment requires after july 1, 2005, electronic products are not allowed to have pb, hg, cd, cr, pbbbs, and pbdes these six hazardous materials
歐盟各國已建立相關環保法律和法規來促進和規范電子廢棄物管理,如: weee指令:全稱是廢棄電氣電子設備指令:要求生產商負責回收處理; rohs指令:全稱是電氣電子設備中限制使用某些有害物質指令:要求2006年7月1日以後電氣電子產品不含有鉛汞鎘六價鉻多溴聯苯多溴二苯醚等六種有害物質。