COULTER Ac"T" 5diff Fix Reagent. Part Number: 8547171 COULTER AC"T" 5diff Fix, Instructions for Use, PN 772264. Intended for use as a leukocyte reagent to differentiate subpopulations of cells on COULTER Ac"T 5diff hematology analyzers. Intended for use only with specific Ac"T 5diff reagents. Refer to the instrument product manuals and/or online help, as applicable.

The recall was initiated because Beckman Coulter has confirmed that an issue has been identified with one of the raw materials used to manufacture the Coulter A T 5 diff PN 8547171.

Beckman Coulter initiated a Product Corrective Action (PCA) letter on April 8, 2011, with attached PCA Response Form to all customers who purchased the COULTER Ac"T" 5diff Fix Reagent. The letter provided the customers with an explanation of the problem identified and an action to be taken. Customers were instructed to discard the product according to their laboratory safety procedures and use the attached response form to request replacement product. All flagged results should be reviewed as outlined in the Instructions for Use manual and your laboratory protocol. A retrospective review of results is not required if all recommendations for review have been followed as shown in the Instructions for Use. Customers were instructed to share the information with their laboratory staff and to retain the notification as part of their Quality System documentation. If the product was further distirbuted to another laboratory, customers should provide them a copy of the notification letter. The raw material issue has been corrected beginning with COULTER A T 5diff Fix lot 16902E. Customers were instructed to complete and return the enclosed Response Form within ten (10) days. Customers with any questions concerning this notice, were instructed to contact Beckman Coulter Customer Service at 800-526-7694 in the United States or Canada, or contact their local Beckman Coulter representative.