Verify precise and reliable results for your Radiometer ABL90 values now available with RNA Medical’s CVC 223 Calibration Verification Controls. Specifically designed to confirm calibration, linearity, and reportable range across 5 critical levels, CVC 223 helps maintain optimal performance of your CO-Oximetry results. Trust the accuracy of your measurements for crucial analytes such as tHb, O2Hb, COHb, and MetHb.