When Clean Air Matters

Welcome to explore our fields of activity, services, and measurement systems for air pollution and industrial gas analysis!

When Clean Air Matters

Welcome to explore our fields of activity, services, and measurement systems for air pollution and industrial gas analysis!

Time flies! It’s been 40 years since OPSIS was founded by two young PhD students.

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News

2025-12-15

New Podcast Episode on Air Quality Out Now: #04 Air Quality Monitoring in the EU – What, Where, and How?

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2025-12-15

New Podcast Episode on Industrial Emissions Released: #04 Pollutant Reduction Control and Continuous Emissions Monitoring at Waste-to-Energy Plants

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2025-12-02

New Podcast Episode Released: #03 How Does a Gas Analyser Work?

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Latest from the Blog

Blog Certified Quality – Not Just A Must OPSIS 960X640pxl

2025-11-13

Certified Quality – Not Just a Must

“Are you certified?” Yes, of course, OPSIS is certified. But there are many different types of certifications. Let’s look at the OPSIS certificates and what they mean.

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Video in Focus

H2S Monitoring

It can be difficult to monitor H2S. The gas lacks distinct UV absorption lines and IR absorption monitoring is affected by interference from H2O.

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