Emission control NOM-172-SEMARNAT-2019

International regulations implies a great challenge for many plants in compliance with environmental regulations. It includes restrictions regarding ejected particles, ozone, sulfur dioxide (SO2) and nitrogen dioxide (NO2), carbon monoxide, lead and others.

Standard limit specification:

CEMs (Continuous emission monitoring system)

With this continuous emissions analysis system, the concentration of the gases can be exactly monitored according to the standard, the focus would be on the following gases:


MRU Serie SWG300-1

CEMs the most important parts

CEMs the most important parts, gas sampling system






ECN Automation
offers comprehensive solutions.


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