1) external standard method
外标法
1.
A comparative study of the internal and external standard methods in the detection of alcohol levels in blood samples;
血液乙醇检测内外标法比较研究
2.
Assay of presterone by HPLC external standard method;
RP-HPLC外标法测定黄体酮含量
3.
53 mm,polyethylene glycol of molecu- lar weight at 20 000 packed,splitless injecting samples,the 2-ethyl hexanol to be determined by external standard method of gas ehromatogram.
不分流进样,外标法测定烃中异辛醇。
2) external standard
外标法
1.
Quantitative analysis of glucosinolate of Chinese kale by HPLC-external standard method
高效液相色谱-外标法定量芥蓝中芥子油苷
2.
Determination of morpholine and Nformylmorpholine(NFM) in C 3~C 5 hydrocarbons, with external standard, was studied by gas chromatography.
研究了用气相色谱法测定 C3~C5 烃中吗啉和氮甲酰吗啉的含量 ,用外标法定量 ,采用对氮·磷响应大的检测器氮磷检测器 ,检测极限可达 0 。
3.
The concentration of 2, 4-D is calculated by external standard.
采用外标法计算其含量,方法准确,重现性好,相对偏差小。
3) ESTD
外标法
1.
The Comparison Analysis on Determination of blood alcohol concentration with ISTD and ESTD;
内标法和外标法测定血液中乙醇含量的比较分析
2.
A method for quantitative analysis of imdacloprid studied by HLP C C18 packed column ESTD.
介绍了用高效液相色谱法测定吡虫啉的分析方法,经C18反相色谱柱和HPLC-UV分离测定,外标法定量。
3.
The results showed that the ISTD method was more precise than ESTD because the ISTD method could eliminate the matrix effect.
本文是以成品啤酒为样品,将啤酒蒸馏后,使用气相色谱仪,采用外标法和内标法两种定量方法对其中的高级醇进行定量分析,以比较两种定量方法的优缺点。
4) gas chromatography with internal or external standards
内外标法
1.
Comparison of gas chromatography with internal or external standards for determination of higher alcohol in beers;
气相色谱内外标法分析啤酒中高级醇含量的比较
5) External source monitor
外标源法
6) External stanlard method
相对外标法
补充资料:外标法
分子式:
CAS号:
性质:一种色谱定量计算方法。即在相同的操作条件下,分别将等量的试样和待测组分的标准试样进行色谱分析,比较试样与标准试样中待测组分的峰值,求出待测组分的含量的方法。
CAS号:
性质:一种色谱定量计算方法。即在相同的操作条件下,分别将等量的试样和待测组分的标准试样进行色谱分析,比较试样与标准试样中待测组分的峰值,求出待测组分的含量的方法。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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