Thermo Fisher Scientific offers a full range of water analysis instruments from pH, ISE, conductivity and dissolved oxygen meters, electrodes and solutions, to colorimetry, titration and on-line process monitors. Orion products are recognized worldwide for quality and accuracy, serving markets such as environmental, food and beverage, pharmaceutical, and general laboratory equipment. 

Thermo Scientific Orion Products Land on Mars! The Thermo Scientific Orion 229918 sensor assembly is part of the Phoenix Mars Lander. Learn more about this historic mission... 

N. America Only

Purchase the new ROSS Ultra Triode and receive a FREE $20 gift card. 

 

Now available is our new Applications & Technical Resources page. Search our extensive library of applications all available in one easy location! 

• Orion Meter Replacement Guide 
• Orion Electrode Replacement Guide 
• Orion User & Quick Start Guides 
• Download a PDF or request your copy of the Orion Laboratory Products catalog.

• Meters
• Electrodes
• Colorimeters
• Titrators
• Solutions
• Accessories for Meters and Electrodes
• On-line Electrochemistry Monitors