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Internal Standard for BT (residual solvent test)

Posted: Fri Jan 25, 2019 7:33 pm
by mfossella
Hello all,

I am testing butane, propane, and isobutane for purity and BTEX and residual solvent components. I am considering using fluorobenzene as an internal standard in my GC-FID set up. Is this the best internal standard to use to avoid co-elution? Does anyone do similar testing and use the same or a different internal standard?

Any thoughts?


Thanks,
Mariah

Re: Internal Standard for BT (residual solvent test)

Posted: Sat Jan 26, 2019 3:00 pm
by rb6banjo
What is your matrix?