Discover the award-winning Orion Lab Star PH111 pH/mV bench meter. Measure pH or ORP simultaneously with mV and temperature. Featuring a large, backlit display for easy viewability and small footprint to save bench space, this pH meter is ideal for simplified, budget-friendly lab testing. Use the onscreen stabilizing and ready indicators to help identify when pH meter and ORP meter readings are complete. View active pH, ORP and temperature calibration logs with date and time stamp, record key measurements using the 500-point data log with date and time stamp, and output all logs to a printer or computer.

Budget-friendly pH meter for simplified pH and ORP testing
Display shows pH, mV and temperature simultaneously for accurate data recording
Measure -2.000 to 18.000 pH, -2000.0 to +2000.0 mV and -5.0 to 105.0°C or 23.0 to 221.0°F to ensure comprehensive measurement capabilities
Perform one to five point pH calibrations, one point ORP calibrations and one point temperature adjustment calibrations for proficient SOP compliance
Large 5 inch backlit display makes viewing and recording measurements easy
Small meter footprint saves valuable bench space in your lab
Onscreen stabilizing and ready indicators help identify when readings are complete
pH electrode condition icon helps ensure reliable electrode performance
Date and time data stamped data and calibration logs support GLP compliance
View active pH, ORP and temperature calibration logs with date and time stamp to ensure accurate, reproducible measurements
Use 500-point data log with date and time stamp to record key measurements
Output data and calibration logs to a printer or computer for long-term data storage
Standard pH meter kit option, for common pH samples such as drinking water, tap water, buffers (non-TRIS) and general purpose student use
Includes 9157BNMD refillable epoxy-body pH/ATC electrode 916099 pH 4/7/10 buffer, storage and cleaning solution 60mL kit meter with electrode stand, PC cable, universal power adapter