Nova Analytical Systems is a division of Tenova Goodfellow Inc. and has been designing and manufacturing dependable gas analysis equipment for over 30 years. Nova offers portable gas analyzers, continuous gas analyzers and sample conditioning equipment for industrial applications. We serve a diverse range of traditional and emerging industries all over the world. Nova's integrated approach to design and manufacturing allows us to configure our products to suit each application, while still being able to offer the best price, long-term reliability and proven technology in each analyzer. We back up our products with excellent, prompt service. 1-800-295-3771 http://www.nova-gas.com http://nova-gas.blogspot.com/ https://twitter.com/NOVAGAS http://www.linkedin.com/company/nova-analytical-systems-inc- http://www.tenova.com/