eXact iDip® Photometer

Smart Photometer System®
Part No. 486101

The eXact iDip® Smart Photometer System® is the first, Patented, handheld photometer to provide 2–way communication with a Bluetooth® ready Apple or Android smartphone/tablet. eXact iDip® Smart Photometer System® is waterproof (IP67) and has a permanent built-in sample cell.  This eliminates the separate cell and simplifies the test procedure, which improves accuracy. The multilingual eXact iDip® app system allows for instantaneous software updates/upgrades, test customization, and mobile sharing of results with spreadsheet! The app comes with 4 tests installed and over 40 additional parameters available for easy app purchase.  The eXact iDip® system gives you a truly customized system that’s accurate, saves money, your time, and uses GREEN chemistry. GUARANTEED!

Well eXact® EZ PhotometerTo learn more about NSF®-50 Certification click here.

“The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Industrial Test Systems, Inc. is under license.



iDip App Icon

This meter uses the eXact iDip® app by Industrial Test Systems, Inc.
(Learn more about the iDip App here!)

The eXact iDip® app is the first product in the water testing market that provides seamless data transmission, via Bluetooth® wireless technology, from a photometer to Apple® and Android® smart devices. Through live syncing, test results are transmitted in real time. The eXact iDip® app saves the test history of multiple water sources including pools, spas, aquariums and more. Data can be shared via email and the built-in GPS feature allows for easy retrieval of water locations. Pool technicians and water quality professionals will appreciate the ability to store customer data, eliminating repetitive data entry tasks while saving time and money. This technology is US & Internationally patented and copyright protected.


Retail box comes with basic components to start water testing (smartphone not included)
eXact iDip® 525 Photometer
Cleaning brush
Instruction manual
Individually wrapped reagents (6 tests each): Total Alkalinity, pH, Free Chlorine (DPD-1), and Combined/Total Chlorine (DPD-3)
Free downloadable app with pre-installed tests: pH, Free Chlorine, Total Chlorine, Total Alkalinity. Additional test parameters will need to be purchased and downloaded in-app at $4.99 each or as a bundle
App available in 10 languages: English, Spanish, German, French, Russian, Portuguese, Latvian, Czech, Dutch, and Chinese
Please send email request to for detailed specifications such as tolerances, full range accuracy, and more.