Streck Point of Care Controls

Streck Point of Care controls provide a quick and accurate way to ensure that small laboratory analyzers and handheld glucose and hemoglobin meters are providing reliable patient results. Packaged in dropper vials with no need to reconstitute, Streck Point of Care controls offer convenience and ease of use.  Streck also offers Sugar-Chex® Linearity, which is a unique, patented, whole-blood product for verifying the entire reportable range of the most popular glucose meters using a single product.

Streck Para 4®

Para 4 is a four-parameter hematology control for small laboratories and point-of-care applications that perform a limited number of hematology tests. The assay includes red blood cell (RBC), white blood cell (WBC), Hgb, Hct and platelet values* for auxiliary methods.

Assays include:

  • HemoCue® B-Hemoglobin Photometer and Hb 201+ analyzer
  • Separation Technology, Inc. HemataSTAT II®
  • ITC Hgb Pro Professional Hemoglobin Testing System

Para 4 is also assayed for RBC, WBC, Phase Platelet (Low, Normal) and Hct manual methods, allowing the technologist to only have to use one product, saving time and money. Para 4 is available in plastic dropper vials for easy sample allocation with hemoglobin and hematocrit instruments, and is also available in glass vials for automated methods.


  • 110-day closed-vial stability
  • 14-day open-vial stability

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