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气相色谱法     
相关语句
  gas chromatography
    THE ACCURATE MEASUREMENT OF 10~(-8) G. ARGON BY GAS CHROMATOGRAPHY
    气相色谱法精确定量测定10~(-8)克微量氩
短句来源
    DETERMINATION OF SO_2 IN LOW CONCENTRATION BY GAS CHROMATOGRAPHY(GC)
    用气相色谱法测定低浓度SO_2
短句来源
    Determination of Methyl-and Ethylmercury in Environmental Water by Gas Chromatography
    气相色谱法测定环境水质中的烷基汞
短句来源
    Determination of Phenols in Water by Gas Chromatography with Derivatization Pretreatment
    衍生化预处理-气相色谱法测定水中酚类污染物
短句来源
    Determination of Methanol in the Air by Gas Chromatography
    气相色谱法测定大气中甲醇
短句来源
更多       
  gc
    DETERMINATION OF SO_2 IN LOW CONCENTRATION BY GAS CHROMATOGRAPHY(GC)
    用气相色谱法测定低浓度SO_2
短句来源
    Research on the Determination of Alkene components in the Air by GC
    气相色谱法测定大气中烯烃的研究
短句来源
    Determination of Acrylonitrile in Water and Wastewater by Headspace GC(FID).
    填充柱(FID)-顶空气相色谱法测定水和废水中丙烯腈
短句来源
    The Packed Column GC Method for Determination of Acelate in Wastewater
    填充柱气相色谱法测定废水中的乙酸根
短句来源
    Determination of Organochlorine Pesticides in Fish Sampleby GC Using Microwave-assisted Digestion
    用微波消解气相色谱法测定鱼肉中的有机氯农药
短句来源
更多       
  gas chromatograph
    A field experiment was conducted to evaluate CO_2, CH_4 and N_2O emissions from rice paddy with static-chamber and a modified gas chromatograph (Agilent 4890D).
    采用静态箱 (暗箱 ) 气相色谱法对稻田CO2 、CH4 和N2 O排放进行田间原位测量 .
短句来源
    A field experiment was conducted to evaluate CH4 and N2O emissions from paddy field of agroforestry ecosystem in hilly area of South China with closed static chamber and a modified gas chromatograph(HP5890Ⅱ) in situ in the first crop season.
    采用静态箱-气相色谱法对典型华南农林复合生态系统早稻田CH4和N2O排放进行田间原位测定,探讨早稻田两种温室气体的排放规律。
短句来源
    A method for determination of volatile organic compounds in drinking water by purge and trap in combination with gas chromatograph/mass spectrometry
    吹扫捕集-气相色谱法测定生活饮用水中挥发性有机物
短句来源
    The samples were abstracted with hydrochloric acid-acetone, extracted with dichloromethane, hydrolyzed with pyridine hydrochloride in silicone oil bath. After purification by sulfuric acid (d=1.84), the residues were determined by gas chromatograph with ECD for quantitative analysis. Limit of detection for 2,4,6-trichlorophenol was 2.4×10-11g.
    样品以盐酸-丙硐提取,二氯甲烷萃取,吡啶盐酸盐、硅油浴水解,浓硫酸净化,采用气相色谱法检测定量,最小检知量2.4×10-11 g。
短句来源
  gas spectrophotometry
    Problems Needed Attention During Determination of Phosphorus by Gas Spectrophotometry
    气相色谱法测定元素磷时应注意的几个问题
短句来源

 

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      gas chromatography
    Acetone solution-casting films of poly(methylmethacrylate) were analyzed by differential scanning calorimetry and pyrolysis gas chromatography-mass spectroscopy under natural evaporation and ultrasonic vibration, respectively.
          
    Determining the relative age of blue ballpoint ink by gas chromatography
          
    The content of the volatile components in blue ballpoint pen ink were determined by gas chromatography (GC).
          
    Compared with the results obtained by GC/qMS only, the analytical results obtained by these hyphenated methods of gas chromatography are more credible.
          
    The volatile oil, the fraction of petroleum ether: EtOAc = 20:1 (V/V) on Si gel chromatography, was also quantitatively analyzed by gas chromatography mass spectrometry (GC-MS).
          
    更多          
      gc
    A successful interpretation of the complex relationship between GC RIs of methyalkanes and the chemical structure is achieved using the QSPR method.
          
    The content of the volatile components in blue ballpoint pen ink were determined by gas chromatography (GC).
          
    Based on the mass spectra search function of GC/qMS with the aid of the discriminability of the geometrical isomer by GC/FTIR and the ability to determine the accurate mass charge ratio (m/z) by GC/oaTOFMS, 68 GC eluants were identified successfully.
          
    Compared with the results obtained by GC/qMS only, the analytical results obtained by these hyphenated methods of gas chromatography are more credible.
          
    The volatile oil, the fraction of petroleum ether: EtOAc = 20:1 (V/V) on Si gel chromatography, was also quantitatively analyzed by gas chromatography mass spectrometry (GC-MS).
          
    更多          
      gas chromatograph
    Detection of geosmin and 2-methylisoborneol by liquid-liquid extraction-gas chromatograph mass spectrum (LLE-GCMS) and solid pha
          
    LC-18 column was employed in solid phase extraction (SPE), 1.0 mL of hexane was adopted in liquid-liquid extraction (LLE), and the extracts were analyzed by gas chromatograph mass spectrum (GCMS) in selected ion mode.
          
    Rapid Determination of Explosives and Narcotics Using a Multicapillary-Column Gas Chromatograph and an Ion-Mobility Spectrometer
          
    The kinetics of the buildup of carbonaceous products (coke) was investigated in situ during the catalytic reaction in a thermal analyzer coupled to a mass spectrometer and a gas chromatograph (TA-MS-GC).
          
    Predictinga, c indices in reversed-phase high-performance liquid chromatography (RP-HPLC) from Kováts index in gas chromatograph
          
    更多          


    The extraction and determination on the composions of gases in mineral

    本文对矿物包裹体中气体成分的提取和测定进行了研究。作者设计了一个简单的真空加热爆破提取装置,提出了用真空加热爆破提取—气相色谱法同时测定矿物包裹体中的水、二氧化碳、氢、氧、氮、一氧化碳和甲烷,得到了良好的结果。

    By means of the Extraction-Gas chromatograph,an approach to separate and

    本文主要研究利用萃取——气相色谱法对松花江水中有机磷农药残留量的分离和鉴定,研讨了影响柱效和N—P 检测器灵敏度的各种因素,并确定了同时测定多种有机磷农药残留量的试验条件,通过实验结果.证明此方法具有简单、灵敏、快速、可靠的特点。

    The paper reports the analysis of C14-C32 monobasic saturated fatty acid methyl esters in marine sediments using SCOT SE-30 glass capillary gas chromatography. This method is rapid, sensitive and with high resolution.

    本文报导了用SCOT SE-30玻璃毛细管气相色谱法分析海洋沉积物中C_(14)—C_(32)一元饱和脂肪酸甲酯。此法具有快速、灵敏、样品用量少和分辨率高等优点。

     
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