Measure your automated liquid handler accuracy in 10 seconds.

Accurate. 5, 10, 20 and 50 μL models are guaranteed to be within 2% accuracy. The new 1 and 2 μL models are guaranteed to be within 3% accuracy.
Individually inspected. Every 5, 10, 20 and 50 μL cartridge is individually inspected with NIST traceable calibrated instrumentation.
Individual Certificates of Accuracy available for every 5, 10, 20 and 50 μL cartridge.
Simple, user friendly operation. No training required.
Works with all robots that handle well plates and with all brands of manual and electronic single and multi-channel pipettes
Measure 8 channels simultaneously
Easy to read markings indicate the dispensed liquid volumes
Checkit Recorder and App available to document measurements.
Available in several models to measure different dispense volumes
Dye is included with each cartridge. Lyophilized dye pellets are available, enabling the Checkit Go to measure dispensed volumes of actual sample solutions to account for viscosity and surface tension.
Minimal evaporation of dye for more accurate results
Elegant design
Works with solutions containing DMSO, Glycerol or EtOH.
Labware definitions available for most major brands of liquid handlers, and its microplate design enables seamless programming if needed (see dimensions)
Made in the USA

Checkit Go Compatibility With Various Solvents Click on solvents for its compatibility with specific Checkit models.
Acetic Acid	✔
Acetone (high evaporation rate)	✔
Acetonitrile	✔
DMF [N,N-Dimethyl Formamide]	✔
DMSO	✔
Ethanol	✔
Glycerol (slow flow at higher percentage)	✔
IPA [Propan-2-ol]	✔
Methanol	✔
THF [Tetrahydrofuran]	✔
Butan-1-ol	X
Butanone [MEK]	X
Ethyl Acetate	X
n-Heptane	X
Toluene	X
Customer Contributions: up to 38% PEG–8000 in H2O has been confirmed to be compatible with Checkit Go 5 μL