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Chromatography Forum

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Discussions about GC-MS, LC-MS, LC-FTIR, and other "coupled" analytical techniques.

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ae
I am seeing a low level background of acetophenone in waters on my mass spec running EPA 8270. We run liquid-liquid extraction. Any thoughts?
Thanks,
Amy

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elizabeth s
try HPLC grade extraction solvents it could be from the extraction solvents.

Internals

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ae
These internals are used because you rarely find them in nature, so there is little to no chance of contamination.
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