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USP<61> states that for materials where sample quantity is limited or batch
size is extremely small (less than 1000mL or 1000g), test 1% of the batch.

*Kerri Sturtevant*




On Fri, Oct 11, 2019 at 8:44 AM Michael Barton <[log in to unmask]>
wrote:

> Hi All,
> is anyone able to help me with this query. thanks
>
> If a single use product (non-sterile powder) is 50mg with active part 2mg
> and the product was extremely expensive and only manufactured in 1000units
> per batch (50g) are you expected to pool together 200units in order to
> obtain 10g to be tested.
>
> This seems impractical taking a lot of the batch and potentially at a very
> high cost.
>
> ________________________________
> From: The Pharmaceutical Microbiology Forum Email List <
> [log in to unmask]> on behalf of Michael Barton <
> [log in to unmask]>
> Sent: 27 September 2019 07:27
> To: [log in to unmask] <
> [log in to unmask]>
> Subject: [PMFLIST] <61> defining amount to be tested.
>
> Hello all,
>
> If a single use product (non-sterile powder) is 50mg with active part 2mg
> and the product was extremely expensive and only manufactured in 1000units
> per batch (50g) are you expected to pool together 200units in order to
> obtain 10g to be tested.
>
> This seems impractical taking a lot of the batch and potentially at a very
> high cost.
>
> Thanks Mike
>
>
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> Science Advisory Board https://www.scienceboard.net/
>
> Steris - http://www.sterislifesciences.com/
>
> Charles River Laboratories - http://www.criver.com/
>
> Veltek Associates, Inc - http://www.sterile.com
>
> Microbiologics, Inc. - http://www.microbiologics.com
>
> BD Industrial Media - http://www.bd.com/ds/
>
> Boston Analytical http://www.bostonanalytical.com/
>
> Associates of Cape Cod, Inc. - http://www.acciusa.com/
>
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> =================================
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> ------------------
> The PMFList (http://microbiologynetwork.com/pmflist.asp) is operated from
> The Microbiology Network (http://microbiologynetwork.com) and supported by
> our sponsors as a service to the scientific community.
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> Please take a second to visit our sponsors' web sites and say thank you
> for their support of this service.
> If your company would be interested in sponsoring this community, please
> contact [log in to unmask]
>
>
>
> Science Advisory Board https://www.scienceboard.net/
>
> Steris - http://www.sterislifesciences.com/
>
> Charles River Laboratories - http://www.criver.com/
>
> Veltek Associates, Inc - http://www.sterile.com
>
> Microbiologics, Inc. - http://www.microbiologics.com
>
> BD Industrial Media - http://www.bd.com/ds/
>
> Boston Analytical http://www.bostonanalytical.com/
>
> Associates of Cape Cod, Inc. - http://www.acciusa.com/
>
>
> =================================
> The nature of this service is to provide a medium for communication.  The
> specific statements and endorsements of individuals participating in the
> discussions are not necessarily those of The Microbiology Network, Inc.,
> the PMF, or the sponsors of the list.
>

------------------
The PMFList (http://microbiologynetwork.com/pmflist.asp) is operated from
The Microbiology Network (http://microbiologynetwork.com) and supported by
our sponsors as a service to the scientific community.

Please take a second to visit our sponsors' web sites and say thank you for their support of this service.
If your company would be interested in sponsoring this community, please contact [log in to unmask]



Science Advisory Board https://www.scienceboard.net/

Steris - http://www.sterislifesciences.com/

Charles River Laboratories - http://www.criver.com/

Veltek Associates, Inc - http://www.sterile.com

Microbiologics, Inc. - http://www.microbiologics.com

BD Industrial Media - http://www.bd.com/ds/

Boston Analytical http://www.bostonanalytical.com/

Associates of Cape Cod, Inc. - http://www.acciusa.com/


=================================
The nature of this service is to provide a medium for communication.  The specific statements and endorsements of individuals participating in the discussions are not necessarily those of The Microbiology Network, Inc., the PMF, or the sponsors of the list.