参考物质

HPLC检定二氨基甲苯参考物质纯度的研究

Purity verification for toluenediamine reference materials by HPLC

扫描质子微探针对IAEA城市飞灰参考物质的微区均匀性研究

Investigation on homogeneity within micro-areas of IAEA Urban Dust Reference Materials by SPM technique

X射线定量分析参考物质的研究

A study of internal standard materials for quantitative X-ray analysis

单比较器方法中K0值的测定及标准参考物质的分析

The measurement of K_0-value of monocomparator method and analysis of standard reference material

使用质量控制样品。包括经用有证标准物质（CRM）或其他国际上公认的标准物质校准的实验室参考物质。

Use control samples , including certified reference materials ( CRM ), or other laboratory reference materials calibrated by the standard substances recognized internationally .

因而修正和补充了中村利広所提出的ZnO参考物质不受研磨影响的结论。

Thereby , this work modified and complemented the conclusion given by Toshihiro Nakamura that the ZnO internal standard material is not affected by the grinding .

用NBS提供的环境放射性标准参考物质进行了检验。

The results have been checked with the reference standard material for environment radioactivity provided by NBS , USA.

标准参考物质（SRM）是分析方法研究的基础，也是质量保证较为可信的手段。

Standard reference matter ( SRM ) is the basis of analytical method studying , and is reliable method of quality assurance as well .

对国家保证参考物质（CRM）锌样（GBW02703）中铅的测定，相对标准偏差和相对误差分别为2.6%和0.65%，结果令人满意。

The relative standard deviation and relative error for the determination of lead in GBW 02703 ( CRM , SBM , Beijing , China ) were 2.6 % and 0.65 % , respectively , with satisfactory results .

本文采用不同提取方法以及不同溶剂对煤飞灰环境标准参考物质样品中PAHs的提取效率进行了考察。

The extraction efficiencies with different solvents and by different methods for polycyclic aromatic hydrocarbons ( PAHs ) in a coal fly ash environmental standard reference material ( SRM ) have been investigated .

详细介绍了样品的采集制备、实验测定和定量方法，并且使用标准参考物质小牛肝（NBS）、马肾（IAEA）和比对粉末发样检查校正测量系统的准确性。

Sampling , specimen preparation and experimental procedures are described in detail . The accuracy of our system has been checked up with the determination of standard reference materials .

用氮化硼（BN）和镉＋氮化硼（Cd＋BN）作屏蔽材料的超热中子活化法对我国20种生物标准参考物质中的碘含量进行了分析。

The epithermal neutron activation analysis ( ENAA ) using BN and BN + Cd as thermal neutron shielding materials was used to determine the contents of iodine in 20 Chinese biological standard reference materials ( SRMs ) .

根据植物标准参考物质（GBW07603，GBW08513）的分析结果评价方法的正确性。

The potential of the method was evaluated by analysis of REEs in standard reference materials ( GBW07603 , GBW08513 ) .

以硼同位素标准参考物质NISTSRM951配制的标准溶液，在优化的操作条件下对电感耦合等离子体质谱（ICP-MS）测定的硼同位素质量进行校正，求出校正因子，确定了样品的线性浓度范围。

The boron isotope abundance measured by the inductively coupled plasma mass spectrometry ( ICP-MS ) was corrected under the optimal instrument conditions using standard solution of the boron isotope standard reference NIST SRM 951 , and both the correction factor and the linear concentration range were determined .

为检验本方法的准确度，分析了标准参考物质：牛肝（NBS-SRM-1577）和大米（NBS-SRM-1568）。

For examining the accuracy of this method , standard reference materials rice ( NBS-SRM-1568 ) and bovine liver ( NBS-SRM-1577 ) are analysed . Our results are quite consistent with NBS 's value .

测定值与国标测定值以及标准物质推荐值一致。该方法快速、简便、准确。环境放射性核素分析用标准参考物质HGHR-781的研制

Compared with the national standard method , the developed method is rapid , simple and accurate , and was used to the determination of heavy metals in standard reference material with satisfactory results . PREPARATION OF STANDARD REFERENCE MATERIAL HGHR-781 APPLICABLE TO ANALYSIS OF RADIONUCLIDES IN ENVIRONMENT

同位素参考物质是同位素地质测量的砝码。

Isotopic reference materials are " weight " for isotopic measurement .

国际同位素参考物质的定值和原子量标定

Certification of International Isotope Reference Materials and Determination of Atomic Weights

目的研制尿碘参考物质。

Objective To develop of the urine iodine reference material .

SRM4350B河泥标准参考物质的比对测量结果分析

Analysis of results of intercomparison measurements for standard reference materials SRM 4350b

中子活化分析法测定古瓷参考物质

Determination of ancient ceramics reference material by neutron activation analysis

化学成分量值的溯源性与有证参考物质

Traceability of values of chemical ingredients and certified reference materials

其二为有证参考物质认定值的方法临界差评价方法。

Method critical difference evaluation of certified value of CRM .

尿碘参考物质的研制及应用

Development and application of the reference material of urine iodine

同位素参考物质的同位素组成是同位素测量的基本参数。

The isotopic compositions of reference materials are basic parameters for isotopic measurement .

讨论了作为参考物质的地壳元素的取值及地球化学分类。

The value of crust elements as a reference material and geochemistry classification are discussed .

方法简单，挥发酸雾少，用标准参考物质检验证明，分解完全，数据准确，有较好的一致性。

The method is simple with less acidic fog and good precision with standard sample .

测定两种标准参考物质的结果符合标准值。

The determination results of trace selenium in two standard reference materials conformed with the certified values .

用仪器中子活化分析对中国标准参考物质&桃叶作均匀性检验

Homogeneity test of Chinese standard reference material ( peach leaves ) by means of instrumental neutron activation analysis

我国首批环境标准参考物质&桃树叶、煤飞灰和河流底泥的仪器中子活化分析

Instrumental neutron activation analysis of Chinese environmental standard reference materials - peach leaves , coal fly ash and sediment