OI Analytical designs, manufactures, and supports analytical instrumentation used for sample preparation, detection, and measurement of chemical compounds and elements. Our products are supported by an ever-increasing network of sales, service, and applications personnel. The Company's products are sold worldwide by direct sales personnel, independent representatives, and distributors.

The company was first organized in 1963 and entered the analytical instrument business in 1969. OI Corporation (d.b.a. OI Analytical) is a public company with its common stock shares traded on the NASDAQ market under the symbol, OICO. Company headquarters is located in College Station, Texas. Additional company facilities include OI Analytical–Birmingham, Alabama producing GC-based air monitoring systems and OI Analytical – Shanghai, providing sales and service support to our distribution network within China. OI Analytical is an ISO-9001 certified organization that operates under a Total Quality Management (TQM) program to continuously improve the quality of our products, services, and business processes.

The principal markets and industries served by OI Analytical include environmental testing, drinking and wastewater treatment, chemicals and petrochemicals, pharmaceuticals, food and beverage, homeland defense, and chemical weapons demilitarization.

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

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