Cal-Chex® A Plus

Cal-Chex A Plus is a whole blood product assayed for the calibration of the Abbott® Ruby® multi-parameter hematology analyzer.

Cal-Chex A Plus hematology calibrator

Cal-Chex A Plus is a whole blood calibrator for the Abbott Ruby hematology analyzer. This product provides a cost-effective alternative to traditional whole blood calibration procedures.

Cal-Chex A Plus calibration material is available in plastic vials with pierceable caps for analyzer autosampling.

Cal-Chex A Plus hematology calibrator


  • Assayed on the Abbott Ruby instrument
  • Plastic vials with pierceable caps for analyzer autosampling
  • 5-day open-vial stability; 45-day closed-vial stability


  • Helps clinical laboratories meet quality requirements
  • Established assay ranges provide less room for error
DescriptionCatalog Number
1 x 3.0 mL221106
2 x 3.0 mL221107
3 x 3.0 mL221108

View the lot release schedule

Order Cal-Chex A Plus today

New customers

Existing customers

International customers find a distributor

Our whole blood controls and calibrators give you confidence in the accuracy and sensitivity of your hematology analyzers without having to complete a tedious whole blood calibration procedure.

Streck hematology products

The latest from the blog

Quality Control

CLIA Announces New 2024 Updates

Changes to CLIA requirements for Analytical Quality may affect your proficiency testing and quality control programs. Effective July 11, 2024, these r…
Read More
Quality Control

Flow Cytometry: A powerful tool for clinicians

Flow cytometry allows scientists to rapidly analyze thousands of normal cells and identify the presence of rare and abnormal cells. It is based on sim…
Read More
Quality Control

ILQC: How to earn the trust of your clients and their patients

In laboratory medicine, trust is everything. It is estimated that more than 70% of medical decisions are made using laboratory data. For clinicians an…
Read More