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- Posts: 4
- Joined: Thu Feb 23, 2017 3:26 pm
But now i have the same problem again. I haven't done much analyses on the other hand I can't detect the lower peaks. again...
Is there anything i can do? Do you have any experience about it?
Discussions about GC and other "gas phase" separation techniques.
esn_otk wrote:
I couldn't see lower peaks like arachidic acid and behenic acid.
esn_otk wrote:
Then i changed the colon (HP-88) everything was perfect. My proficiency test results were also perfect.
But now i have the same problem again. I haven't done much analyses on the other hand I can't detect the lower peaks. again...
Peter Apps wrote:
When did you last do inlet maintenance ?
Peter
esn_otk wrote:Peter Apps wrote:
When did you last do inlet maintenance ?
Peter
Last year on March.
Finally I got the solution. An agilent member called me today and adviced to cut the colon 20 cm. Everything is quite fine again. He said KOH gives harm to the colon.
Peter Apps wrote:
Finally; it is a COLUMN, not a colon. A colon is the fat part of a digestive system.
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