The 4C-ES® Plus Tri-Pack Cell Control is a crucial tool for ensuring the accuracy and reliability of your hematology tests. This pack contains 9 vials, each with 3.3 mL of control cells. These cells are designed to mimic patient samples for the purpose of quality control, allowing you to confirm that your testing system is working correctly. This product is intended for use in the Continental US only and will be shipped directly from the manufacturer. Please note that this product is not for use in diagnostic procedures.