A2LA Accredited ilac-MRAA2LA Accredited

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pH & Conductivity


Expert Electrochemistry Measurements Traceable to NIST Standards

Our technicians go through extensive training. In fact, InnoCal is the only authorized ISO17025-accredited calibration lab for Oakton, Accumet, Thermo Scientific, and Orion pH meters. When you need to be sure, contact InnoCal for your pH and conductivity measurements.  

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Every Brand of pH and Conductivity Meter

Example of InnoCal's industry leading certificates

In InnoCal’s ISO17025-accredited calibration lab, your meter will be tested to the manufacturer’s accuracy at standard test points or to those of your choosing. We maintain a full fleet of electronic calibrators, ISO Guide 34-accredited pH and conductivity solutions and high-accuracy temperature standards.

If your pH, conductivity or temperature probe is not operating properly, we can get you a replacement through our partnership with Cole-Parmer and Davis Instruments. Depend on InnoCal to provide more reliable electrochemistry measurements.


pH & Conductivity Equipment Serviced 


Benchtop pH Meters

Benchtop pH Meters

Handheld pH Meters

Handheld pH Meters 

pH Testers

pH Testers

Conductivity Meters

Conductivity Meters

Conductivity Testers

Conductivity Testers

Resistivity Meters

Resistivity Meters

pH Calibrator

pH Calibrator


Technical Details

InnoCal Scope of Accreditation to ISO/IEC 17025:2005 & ANSI/NCSL Z540-1-1994

Measurement Range:

 pH: 0 to 14
 Conductivity: 0 to 200 mS

Best Uncertainty:

 pH (electronic simulation)
 Conductivity (electronic simulation)
 pH (with buffers): 
 Conductivity (with buffers): 

Measurement Type: ISO Guide 34-accredited buffers and high-accuracy electronic standards


NIST-Traceable Calibrations on the Top Brands!


Thermo Scientific



Mettler Toledo



Myron L








GF Signet



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InnoTrak calibration report management system


Industry Solutions

InnoCal Delivers

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Meet your regulatory and compliance needs

Our Partners

Cole-Parmer Oakton


Environmental Express Digi-Sense


Masterflex  Davis Instruments

Contact Us

InnoCal Solutions Vernon Hills, IL headquarters Contact us now

Call or email:
(866) 466-6225
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Our Address:
InnoCal Solutions
625 East Bunker Court
Vernon Hills, IL 60061