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Tetrahydrofuran definition method in GC-MS Agilent 7890A

http://www.chromforum.org/viewtopic.php?t=25811

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Tetrahydrofuran definition method in GC-MS Agilent 7890A

Posted: Tue Oct 28, 2014 1:34 pm
by Cyclohexane2014
Help me ! Who knows?
Write a method definition Tetrahydrofuran in substance. In EUROPEAN PHARMACOPOEIA not such method ...
Write all (temp detector,inlet,oven;Column size and quality; calculation formula definition Tetrahydrofuran; source method )

Re: Tetrahydrofuran definition method in GC-MS Agilent 7890A

Posted: Wed Oct 29, 2014 3:59 pm
by Cyclohexane2014
Somebody did not try definition Tetrahydrofuran ? :evil:

Re: Tetrahydrofuran definition method in GC-MS Agilent 7890A

Posted: Wed Oct 29, 2014 4:32 pm
by scottythree
Try USP <467> Residual Solvents. I know THF is listed under Class 2 solvent. Sorry but I do not have the specifics.

Re: Tetrahydrofuran definition method in GC-MS Agilent 7890A

Posted: Wed Oct 29, 2014 5:15 pm
by Cyclohexane2014
USP which volume, page ? You know ? where can i download USP 467 ?

Re: Tetrahydrofuran definition method in GC-MS Agilent 7890A

Posted: Thu Oct 30, 2014 8:05 am
by scottythree
Try to Google "USP <467>"
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