VIASENSOR Calibration Gas - 5% CO2 / Bal N2, 29 Liter Bottle

We purchased an Optima 7 Biogas analyzer on Ray's recommendation. It's exactly the instrument we needed. Very easy to use. Thanks. Ray!!

Ray and Diamond Scientific always represent our products and solutions with enthusiasm, knowledge, and confidence. We couldn't ask for a better partner to support our customers!

Honest, knowledgeable, professional, and courteous staff that stand behind their products and service. We regularly refer our clients to Diamond Scientific knowing they will have the same experience we had

Combustion gas analyzer from diamond scientific helps measure various gas pollutants in the exhaust for environmental reasons, which helps a lot in my work domain

I have always received prompt and professional service from Diamond Scientific. They are a pleasure to work with.