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The instrumentdetection limits (IDL) for trifloxystrobin, metabolite
CGA 321 113 and tebuconazole were calculated from seven
injections of standard solutions of 0.1 ¦ÌgmL−1 of each pesticide
in the following manner:
IDL (¦ÌgmL−1) = (SD ¡Á t99 ¡Á C)/Astd
where SD is the standard deviation of the peak areas of replicate
injections, t99 is the Student t-value at a 99% level of confidence,
C is the concentration of pesticide (¦ÌgmL−1) and Astd is the
mean peak area of the corresponding pesticide.
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daisy-z

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ÒýÓûØÌû:
3Â¥: Originally posted by yaofei888 at 2012-05-17 19:19:20:
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Ò»°ãÓõĹ«Ê½IDL=ÎÒ°ÑÉÏʽ¼ò»¯Îª£ºIDL (¦ÌgmL−1) = t99 ¡Á (SD ¡Á C)/Astd£¬ÆäÖÐ(SD ¡Á C)/Astd¿ÉÒÔ¿´×öŨ¶ÈµÄ±ê׼ƫ²î£¬ ...

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4Â¥2012-05-18 21:52:09
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yaofei888

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daisy-z: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú, лл ÄÜ˵µÄ¸ü¾ßÌåµãÂð 2012-05-17 17:23:01
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2Â¥2012-05-17 11:08:28
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yaofei888

½û³æ (СÓÐÃûÆø)

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3Â¥2012-05-17 19:19:20
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