Current as of October 03, 2022 | Updated by FindLaw Staff
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Biological standards means a uniform and stable reference biological substance which allows measurements of relative potency to be made and described in a common currency of international and national units of activity.
Biological preparations means a reference biological substance which may be used for a purpose similar to that of a standard, but which has been established without a full collaborative study, or where a collaborative study has shown that it is not appropriate to establish the preparation as an international standard.
Cite this article: FindLaw.com - Code of Federal Regulations Title 42. Public Health § 42.7.3 Definitions - last updated October 03, 2022 | https://codes.findlaw.com/cfr/title-42-public-health/cfr-sect-42-7-3/
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