BEVERLY, Mass, (November 2008) - Thermo Fisher Scientific Inc., the world leader in serving science, today unveiled the new Thermo Scientific Orion Star-series RDO meters, sensors and accessories. These meters combine innovative optical dissolved oxygen technology and the timeless electrochemistry reliability from Thermo Scientific Orion Star series meters. Choose from the single-parameter 3-Star RDO meter, the dual-parameter 4-Star pH/RDO meter and the multi-parameter 5-Star pH/RDO/conductivity meter.

Benefits of the Thermo Scientific Orion Star RDO meters and RDO sensors include:

• Once-a-year maintenance with a simple cap replacement for the sensor
• No electrolyte to replace for the sensor
• Sensor cable lengths of up to 30 meters (98.5 ft)
• Meters featuring a built-in barometer for automatic barometric pressure-compensated dissolved oxygen readings
• Memory for data storage of readings from 500 to 1000 points (exact amount depends on the selected model)
• IP67-rated, waterproof meter housing and IP68-rated, waterproof sensor 
• 3-year meter and sensor warranties
• 1-year cap warranty

The new meters will be available in three configurations. The meter-only configuration allows the user to customize the meter with the sensor, cable length and accessories needed. Sensors are available in 3, 6, 10, 15 and 30 meter cable lengths. Meter and sensor packages are available in 3 meter sensor cable lengths or 6 meter sensor cable lengths. Both meter and sensor packages include a stainless steel RDO sensor guard and calibration sleeve for the sensor. The configuration with the 6 meter cable adds a carrying case. For the 4-Star pH/RDO meters and 5-Star pH/RDO/conductivity meters, meter and sensor configurations also include the additional pH and/or conductivity electrodes where applicable.

For more information, including complete listings of kit components and specifications on the new Thermo Scientific Orion 3-Star RDO meters, 4-Star pH/RDO meter or 5-Star pH/RDO/conductivity meter, sensors and accessories, please e-mail info.water@thermofisher.com, call 1-978-232-6000 or visit www.thermo.com/water.

© Thermo Fisher Scientific Inc. All rights reserved. RDO is a registered trademark of In-Situ Inc., Fort Collins, CO USA. All other trademarks are the property of Thermo Fisher Scientific inc. and its subsidiaries. Thermo Scientific is part of Thermo Fisher Scientific, the world leader in serving science.

About Thermo Fisher Scientific

Thermo Fisher Scientific Inc. (NYSE: TMO) is the world leader in serving science, enabling our customers to make the world healthier, cleaner and safer. With an annual revenue rate of more than $9 billion, we employ 30,000 people and serve over 350,000 customers within pharmaceutical and biotech companies, hospitals and clinical diagnostic labs, universities, research institutions and government agencies, as well as environmental and industrial process control settings. Serving customers through two premier brands, Thermo Scientific and Fisher Scientific, we help solve analytical challenges from routine testing to complex research and discovery. Thermo Scientific offers customers a complete range of high-end analytical instruments as well as laboratory equipment, software, services, consumables and reagents to enable integrated laboratory workflow solutions. Fisher Scientific provides a complete portfolio of laboratory equipment, chemicals, supplies and services used in healthcare, scientific research, safety and education. Together, we offer the most convenient purchasing options to customers and continuously advance our technologies to accelerate the pace of scientific discovery, enhance value for customers and fuel growth for shareholders and employees alike. Visit www.thermofisher.com.