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Topic: ISO 17025  (Read 3302 times)

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Offline ganesh2gig

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ISO 17025
« on: May 10, 2011, 12:44:07 AM »
Hi everyone

Our lab is going for ISO 17025 certification . As part of the requirement ,we are supposed to validate  some Analytical Methods used in our lab .

For validation , can I use SPSS software ?

Is there any other software which I can use for validation .

Thanking You

With Regards
Ganesh

Offline Stepan

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Re: ISO 17025
« Reply #1 on: May 10, 2011, 11:56:29 PM »
I am, a manager of two ISO 17025 labs. We do not use any software for method validation.


Offline ganesh2gig

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Re: ISO 17025
« Reply #2 on: May 11, 2011, 12:51:00 AM »
Dear Sir

Thank you for the time taken to reply to the query .

Right now I plan to follow the ICH or USP method for Validation . How did you calculate the Uncertainty measurement in the procedure .

I am not good at calculating stastics .So was looking for a software to do it for me . 

Offline Stepan

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Re: ISO 17025
« Reply #3 on: May 11, 2011, 11:43:57 PM »
I am not familiar with ICH or USP requirements as I work in different area (Air Quality). For my program, the Unsertainty is calculated for 95% confidence interval as 2 times of Coefficient of Variation (or Standard Deviation if you prefer an absolute value).  You may also require to report a bias which is the difference between recovery and true value of the matrix spike.


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