• 自制钢材代替瓷材蜗,测定石膏制水泥生料中的碳含量经济实用简便、快速。

    Using self-made carbon steel crucible instead of poroelain crucible is an economical, practical, simple and raoid way to determine the carbon content in cement raw meal with phosphogypsum.

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  • 成熟椰子果皮材料采用常规方法测定了半成熟椰子果皮灰分含量

    As material , adopt routine method determine half ripe Co cos nucifer L thick ash content , calcium , total content of phosphorus of peel wi th half ripe Cocos nucifer L peel.

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  • 介绍了应用DV - 4光电光谱仪,仅一种测定条件测定高合金钢中元素含量方法

    The method of measuring c, s, p, Mn, Si, Cr, Ni, Mo, V, W, ti, Nb, Al element content by DV-4 photoelectric spectroscope on one condition is introduced.

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  • 化学测定胫骨含量原子吸收分光光度法测定铁、锌、镁、锰、铜、钴、铬和钼等微量元素含量

    The contents of calcium and phosphate in tibias were determined by chemical analysis and the trace elements were detected by atom absorption spectrophotometer.

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  • 硫酸高氯酸消解钼-锑-钪复合显色测定植酸钙中的含量偏差超过5%;

    The phosphorus content of phytin was determined in molybdate-antimony-scandium color agent after it was digested by concentrated sulfuric acid and perchlorate, with its deviation of no over 5%.

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  • 采用硫分解试样测定精矿含量

    Determine the content of calcium with the mixed acidic thionation decomposition sample in the tungsten concentrates mineral.

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  • 测定加热温度不同含量合金组织结构硬度的变化规律

    Effects of heating temperatures on the structure and the hardness of amorphous Ni-P alloys with different phosphorus contents hare also been studied.

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  • 研究微波消解燃料油样品体系程序建立了燃料油含量测定方法-钼蓝光度

    The microwave digestion system and program of fuel was studied, and a new method for the determination of phosphorus in fuel named phosphor-molybdenum blue spectrometry was established.

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  • 目的建立微波消解技术进行样品前处理,钼蓝分光光度法测定食品含量方法

    Objective: to set up a method for the determination of phosphorous in food samples by ammonium molybdate spectrophotometry after pretreated with the microwave digestion technique.

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  • 制作标准溶液作为制备模拟试剂,实现目视比色法测定样品微量氰化物含量

    Making standard solution as reference and preparing the simulation of reagents makes it possible that content of and cyanide in the sample can be measured with visual colorimetry.

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  • 方法用于镀电极含量分析测定结果相对标准偏差大于5.0%。

    The method was effective in analysing the content of nickel and phosphor of the platinized nickel electrode, and the relative error range to the standard was not more than 5.0%.

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  • 采用混合溶剂,用电位滴定法测定壬基酚聚氧乙烯、双酯、含量

    The content of mono-ester, di-ester and phosphoric acid in phosphate polyoxyethylene nonylphenol were reported with mixed-solvents by potentiometric titration.

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  • 方法硝酸滴定法测铁分光光度法、测分光光度法高压液相色谱法对不同样品含量进行测定

    Methods The samples of phytic acid were determined with thorium nitrate titration, ferric spectrophotometry, phosphorus spectrophotometry and high performance liquid chromatography respectively.

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  • 方法用于测定五氧化二含量,获得满意结果

    The method was used to determine the content of di-phosphorus pentoxide in phosphoric acid and the result was satisfactory.

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  • 研究了用电滴定法快速测定新鲜酸钙肥中有效含量方法

    In this paper, quick determination of the content of the effective phosphorus in the new calcium superphosphate by means of potentiometric titration has been researched.

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  • 目的建立相色谱—电子捕获检测器(GC -ECD)测定植物食品中亚胺硫磷含量检测方法

    To establish a new gas chromatography-electron capture detection (GC-ECD) method for quantitative detection of phosmet in plant food.

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  • 采用比色测定含量

    Phosphorus content in zinc phosphate is determined by phosphorus vanadium molybdate yellow colorimetric method.

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  • 胺中的含量、氰尿酸三聚氰胺中无机酸残留量的做了分析测定

    The content of P in melamine phosphate and the retained acid in melamine cyanurate were analyzed.

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  • 含量比色法测定

    Molybdenum blue chromatometry was used to detect the contents of phosphorus.

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  • 因此统一使用锑抗比测定草原生态系统草畜样品中的含量

    Because of this, the above methods except MADAC are not necessary to be used in estimating the phosphorus content in samples from soil, pasture and livestock products in grassland ecology system.

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  • 目的测定健康牙牙本质百分含量

    Objective: Detecting the contents of Calcium and Phosphorus in dentin of the healthy permanent teeth.

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  • 分级测定结果表明,水库表层沉积物中含量较高,无机沉积物中主要成分,的70%左右

    The average content of inorganic-phosphorus(IP) account for about 70% of TP, which is also the main form of TP. The experiment is about the sediment of Xi'an Heihe Jinpen Reservoir water.

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  • 电感耦合等离子发射光谱法测定了104名孕妇及其新生儿血清发中五种元素含量

    A longitudinal study was carried out on zinc, copper, calcium, phosphorus and magnesium status of 104 normal primigravidas.

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  • 化学分析法测定尾矿元素形态含量

    The contents of calcium, magnesium and phosphorus species in Wengfu Phosphorus Tailings were determined by chemical phase analysis method.

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  • 目的建立相色谱—电子捕获检测器(GC-ECD测定植物食品中亚胺硫磷含量检测方法

    [Objective]To establish a new gas chromatography-electron capture detection (GC-ECD) method for quantitative detection of phosmet in plant food.

    youdao

  • 目的建立相色谱—电子捕获检测器(GC-ECD测定植物食品中亚胺硫磷含量检测方法

    [Objective]To establish a new gas chromatography-electron capture detection (GC-ECD) method for quantitative detection of phosmet in plant food.

    youdao

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