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1·This method was easier and faster than the internal standard method.

此方法较内标法简单、快捷。

2·The addition quantitative method is derived from internal standard method.

叠加法是由内标法衍生而来的一种气相色谱定量方法。

3·Then hexachlorobiphenyl was quantitatively analyzed by internal standard method.

并对其中六氯联苯用内标法进行了定量。

4·With octane as the internal standard, the internal standard method of quantitative.

以正辛烷为内标物，内标法定量。

5·Usually, synthetic camphor contains more than 95% of camphor as determined by internal standard method.

内标法分析表明，樟脑的含量通常在95%以上。

6·Then-hexane internal standard method or the standard gas external standard method is used for detection.

用 正己烷内标法或标准气体外标法进行检测。

7·A method for analysis n-alkanes, steranes and terpanes in oil by internal standard method was established.

采用内标法建立了原油中正构烷烃、生物标志物(甾、萜烷类)的分析方法。

8·Cyromazine was quantified by an external standard method, and melamine by an internal standard method using melamine-15N3.

环丙胺嗪采用外标法定量，三聚氰胺以三聚氰胺- 15n3为内标定量。

9·Conclusion: The internal standard method is accurate and reproducible, and suitable for quality control of radix astragali.

结论：建立的内标法准确度高，重复性好，是控制黄芪药材质量的较理想方法。

10·The internal standard method using a deuterium-labelled analogue as an internal standard makes measurements closer to the true value.

用以氘标记的类似物为内标的内标法可以使测定值更接近真实值。