Additional certification for Checkit Go cartridges

Our Checkit® cartridges have always been certified with lot testing. As of August 2022, every Checkit Go cartridge is also individually tested and certified using NIST traceable instrumentation during manufacture. Certificates of Accuracy can be viewed and downloaded at Just click on Certificate of Accuracy and enter the cartridges’ serial numbers. As always, every Checkit Go is:

  • accurate to about 1%, certified to 2% accuracy
  • works with most sample liquids
  • is quick and easy – runs in under 10 seconds
  • no equipment or training is required