Hygiena™ CalCheck LED Calibration Verification, 1 Each

A reusable, convenient LED device to quickly and reliably verify the calibration on your luminometer, in less than one minute! Though all Hygiena luminometers run a calibration self-check at start up, a robust quality control program will often require proof that your instrument is calibrated. Provides reusable positive and negative calibration verification, activated simply by the click of a button.