O.I. Corporation dba OI Analytical, CMS Field Products Group is a public company with its common stock shares traded on the NASDAQ national market system under the symbol OICO. Headquartered in College Station, Texas, OI Analytical employed 153 people and had revenues of $29 million for year ending December 31, 2008.

O.I. Corporation operates as a single business and designs, manufactures, markets, and supports analytical instruments used for sample preparation, detection, and measurement of chemical compounds. The Company provides the highest-quality instruments available at the best value to our customers. Our products are supported by an ever increasing network of field sales and service, and applications personnel.

We provide application-specific solutions for the environmental, defense, pharmaceutical, food, beverage, petrochemical, chemical, semiconductor, power generation, and HVAC industries. Our products are used for research and development, quality control, analytical services, and process monitoring.

Our products include: Continuous Air Monitoring Systems for chemical warfare agents; Gas Chromatography Systems and components including Purge-and-Trap Sample Introduction and selective detectors; Refrigerant Air Monitors; Total Organic Carbon Analyzers; Automated Chemistry Analyzers; and Sample Preparation products including Gel Permeation Chromatography (GPC).

The Company's products are sold worldwide by direct sales, independent representatives, and distributors.