Streck CD-Chex® Plus BC

A Whole Blood Control for Immunophenotyping:

CD-Chex Plus BC is a whole blood assayed control for immunophenotyping on Beckman Coulter® flow cytometry systems. CD-Chex Plus BC determines the accuracy and reproducibility of all the steps involved in the process of immunophenotyping, including red blood cell lysis.

It provides the most assayed CD markers in the industry, which include: T lymphocytes, B lymphocytes, granulocytes, monocytes, and NK cells. CD-Chex Plus BC CD4 Low offers a depressed CD4 absolute number often indicated in patients with immunodeficiency diseases. CD-Chex Plus and CD-Chex CD4 Low are available in 3.0ml cap-pierceable plastic vials.


  • 90-day closed-vial stability
  • 30-day open-vial stability