外标法

利用外标法定量，测得罗汉果鲜果中总黄酮含量为5～10mg/个，甜甙中总黄酮含量为1.42%。

To calculate the quantity of flavone glycoside by external standard method , the result , contents were 1.42 % in saponin and 5 ~ 10mg in a fresh fruit .

方法：样品粉碎后经溶剂提取、固相萃取分离净化和氮吹仪浓缩后，进入GC/ECD分析，外标法定量。

Methods : Crushed samples were extracted from solvent , isolated and purified with SPE , concentrated and analysised by GC / ECD , quantitatived by external standard method .

以HPLC外标法测定氟罗沙星胶囊的含量。

A HPLC method for determination of Fleroxacin Capsules is reported .

以HPLC外标法测定精氨酸布洛芬的含量。

A HPLC method for determination of arginine-ibuprofen is reported .

HPLC外标法测定左炔诺孕酮炔雌醚片含量

Determination of content of levonorgestrel and quinestrol tablets by HPLC

Excel表在药品外标法含量测定中的应用

Application of the Excel Table in Drug Content Determination by External Standard Method

RP-HPLC外标法测定钆喷酸葡胺原料及其注射液的含量

Determination of Meglumine Gadopentetate and Its Injection by RP-HPLC

本文探讨了X射线荧光光谱法元素定性分析检出判定方法，并提出了一种与其他分析方法结合、利用荧光谱线强度比对对元素进行定量的单点外标法。

Qualitative analytical method in X-ray fluorescence spectrometry was discussed , and a quantitative method with fluorescence intensity ratio combining other method was established .

对5－单硝酸异山梨酯两种市售制剂的溶出度进行RP－HPLC外标法测定。

The determination of the dissolution of isosorbide 5 mononitrate preparations was carried out with RP HPLC external standard method .

痕量元素ICP-MS测定基体干扰研究及外标法应用

The Research of Trace Element ICP-MS Measure the Interference from Matrix with External Calibration

对水泥熟料物相定量分析的常规X射线衍射法（外标法和重叠峰自清洗法）与X射线全谱拟合法的分析结果进行了对比分析。

Three X ray methods for quantitative phase analysis of cement clinker ( external standard method , superposing peak k value method and Rietveld method ) were studied comparatively .

样品在索格利特萃取器中用正己烷和弗罗里硅土一步提取和净化，采用SE－54弹性毛细管柱，GC－ECD（Ni63）检测，外标法定量。

Samples were obtained by using n-hexane as extracting solvent in Soxhlet extractor , using external standard as quantitative method .

采用高效液相色谱外标法定量测定辅酶Q10的含量。

The content of ubiquinone-10 was determined by HPLC with nonpolar liquid phase .

及电子捕获检测器（ECD），外标法计算含量。

The electron capture detector ( ECD ) and the external standard method were used .

用外标法单点校正峰面积定量，准确测定不同合成路线及精制阶段的CL－20纯度。

The purity of CL 20 produced by different synthesis routes and refined stages was determined by the method of using external standard calibration .

样品用乙酸乙酯提取，凝胶渗透色谱净化，气相色谱电子捕获检测法（GCECD）检测，外标法定量。

Samples were extracted with ethyl acetate , purified by GPC , and then determined by gas chromatography and electron capture detection ( GC-ECD ) .

本实验用X射线衍射外标法测定了极微量（0.1～5mg）呼吸尘埃中游离晶态α－SiO＿2的含量。

An external standard method for X-ray diffraction is described for free crystalline α - quartz determination in micro amounts ( 0.1 ~ 5mg ) of respirable particulate .

方法随机抽查市场上销售的3种减肥药，采用TLC及LC-MS联用技术定性鉴别，HPLC外标法定量。

METHODS Three diet pills were chosen in random . They were determined by TCL , HPLC and LC-MS. The external standardization method was used for the quantitative analysis .

采用ODS柱，甲醇-水（45∶55），磷酸调节pH值至2.5作流动相，用外标法测定了市售的鱼腥草及其制剂中槲皮甙的含量。

ODS column , a mobile phase of MeOH_H 2O ( 45 ∶ 55 ) adjusted to pH 2.5 with phosphoric acid , and external standard were applied for the content determination .

以乙腈作提取剂，PSA（primarysecondaryamine）为分散净化剂，采用气相色谱-质谱联用，在选择离子监测模式下进行检测，用外标法定量。

Pesticides were extracted with acetonitrile and cleaned up by dispersive solid phase extraction using primary secondary amine , detected by gas chromatography-mass spectrometry detector under selective ion monitoring mode , and quantified by matrix-match standard solution .

方法：采用气相色谱法，DB-17毛细管柱，FID检测器，程序升温，分流直接进样，外标法计算残留溶剂含量。

Methods : Residues were determine by Gas Chromatography on DB-17 column with Oven program and FID detector .

采用外标法测量了不同温度下NMAH2O缔合体系的1HNMR数据，通过磁化率校正得到了混合物的准确化学位移数据。

1H NMR of NMA-H 2O system was determined by the external reference method in the whole concentration range at different temperatures , and chemical shift data were corrected via the magnetic susceptibilities .

~（19）F-NMR外标法测定盐酸左氧氟沙星中的氟含量

Determination of Fluorine in Levofloxacin medicine Sample by ~ ( 19 ) F Nuclear Magnetic Resonance

方法豚鼠经肌肉注射盐酸川芎嗪注射液（2ml/kg）后，采用高效液相色谱法（HPLC）中的内标法和外标法测定血液、脑脊液和耳蜗外淋巴液中川芎嗪的浓度。

Methods The HPLC was used for determination of ligustrazine hydrochloride in guinea pig blood , cerebrospinal fluid and perilymph fluid afte intramuscular injection by internal and external standard method . Results Ligustrazine hydrochloride could be absorbed into blood rapidly after intramuscular administration in guinea pig .

样品经水和丙酮混合液提取，石油醚液&液分配，氟罗里硅土柱净化，用GC-ECD测定，用外标法定量。

Samples were extracted with water and acetone , followed by liquid-liquid partitioning and clean-up in florisil column , analysed by GC-ECD , quantitatively analysed by external standard .

采用旋涡混合器以水为溶剂制备供试品溶液，以大口径HP-快速GC残留溶剂柱为分离柱，FID为检测器，用外标法进行定量。

Water as solvent , sample solution was prepared by using vortex mixer . The determination was performed on a wide bore HP-fast GC residual solvent column with FID detector . The external standard method was used for quantitative analysis .

样品用乙酸乙酯提取、Florisil层析柱净化后，经GC-MS/MS检测，用外标法定量。

Pesticide residues were extracted with ethyl acetate from samples , and the extracts were cleaned up by a Florisil column and analyzed by GC-MS / MS.

利用外标法定量的结果显示两种包装袋中挥发性有机物的含量均处于10-1mg／m2水平，符合相关安全标准的规定。

The quantitative analysis results by the external standard method show that the concentration of VOCs in both these two kinds of package film is at the level of 10-1 mg / m2 , and satisfies the requirements of related safety criterion .

色谱柱为6%氰丙基苯基-94%甲基聚硅氧烷（DB-624）毛细管柱，以氮气为载气，用FID检测器，测定雌二醇/醋酸炔诺酮片中异丙醇、二氯甲烷的残留量（外标法计算）。

The capillary column was DB-624.The carrier gas was nitrogen and FID was detector . The assay of residual solvents were calculated by external standard method .

方法采用530μm大口径毛细管柱气相色谱法，外标法测定EPA-E和DHA-E的含量。

METHODS Samples were determined by 530 μ m capillary gas chromatography with external standardization .