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Analytical Uncertainty For Chemical Contaminants

Started by , Nov 25 2004 03:07 PM
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Frequency of External Calibration of Analytical Balance and Incubator Determining requirement to conduct analytical tests on a lot basis? How to determine analytical frequencey Is it okay to do external calibration every two years for incubator & analytical balance? Calibration certificate for analytical instrumentation
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Thanks Franco.

Does anyone understand this stuff?

Double whoosh!

Regards,
Simon

Does anyone understand this stuff?

Dear Saferpakers,
it seems EU legislators do not !

Analytical uncertainty is the expression of the fact that the result of a chemical analysis is not simply a number but a range associated with a confidence level, usually set at 95%.

It happens that EU legislation do not take into account these facts hence the same product may be judged either compliant or not compliant to legislation according to the Member's interpretation (see diagram at the bottom of page 12).

Thus uncertainty estimate may have dramatic effects on commercial transactions.

There are four ways to estimate analytical uncertainty, see details in the document, pages 27-29.

I suggest we set up a SDF poll to show if these methods are actually in place or else and which is their distribution among Saferpakers.
Shall we ?

I suggest we set up a SDF poll to show if these methods are actually in place or else and which is their distribution among Saferpakers.
Shall we ?

<{POST_SNAPBACK}>

Yes Franco, go right ahead and set up a poll.

Cheers,
Simon

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