Verifying instrument accuracy.

ESR-Chex Plus

Sed Rate Control

A two-level hematology control used to monitor erythrocyte sedimentation rates on automated methods that use EDTA tubes.


  • Manufactured from human red blood cells
  • Contains barcodes for automatic QC file archive
  • Alerts the technologist to possible problems that may affect the accuracy of patient results


  • 12-month closed-vial stability
  • 7-day open-vial stability at room temp

STATS® Interlaboratory Quality Control program is available for Streck customers.

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This is also licensed for sale in Canada.


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Standing Order Schedule

Schedule I: 13 shipments (a shipment every 28 days)
Schedule II: 7 shipments (a shipment every 56 days)
Schedule III: 5 shipments (a shipment every 84 days)
Schedule VI: 3 shipments (a shipment every 168 days)

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Note: Standing orders are shipped during the week of the release date.