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Quantify Norethisterone in fg levels

Posted: Thu Jan 31, 2008 8:21 pm
by Vidal
I need quantify Norethisterone in fg levels.
Which triple quad is the most sensitive and robust between Agilent, Applied Biosystem and Waters?

Posted: Thu Jan 31, 2008 8:36 pm
by Schmitty
Applied Biosystems has an application note:

HERE

They list a detection of ~1ppt in water. It's a start, I guess.

We have ~30 ABI instruments here, all with good reliability (and in-house service :lol: ).

Posted: Fri Feb 01, 2008 4:15 pm
by yangz00g
I would say API 5000 if according to sensitivity only.

I would also appreicate any comments on the robustness of API5000 since no skimmer cone is used, e.g., is frequent cleansing of Q0 needed? Thanks in advance

Posted: Wed Feb 06, 2008 10:32 am
by dr_Pyrex
Can you describe matrix for norethesterone determination?
This is food analysis or environmental analysis?