H20
Reference Leukocyte (WBC) Differential Count (Proportional) and Evaluation of Instrumental Methods, 2nd Edition
This document is a reference method for the evaluation of automated differential counters, based on the visual differential count.
This reaffirmed document has been reviewed and confirmed as suitable to remain published without revision to content, as of September 2016. The document’s next scheduled review is generally five years after the reaffirmation date.
This document is available in electronic format only.
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Chairholder: John A. Koepke, MD
Date of Publication: January 18, 2007
Order Code PDF: H20A2E
ISBN Number: 1-56238-628-X
Order Code Print: print not available
Edition: Second
Pages: 76
H20 Additional Details
The U.S. Food and Drug Administration (FDA) has evaluated and recognized this approved-level consensus standard for use in satisfying a regulatory requirement.