Includes | Devices for measurement of gases in process streams. Devices for measurement of gas concentrations for safety systems. |
Alternate Terms/Abbreviations | CEMS: continuous emissions monitoring systems. NOx: mono-nitrogen oxide (NO and NO2). THC: total hydrocarbons |
See | 23 09 13 for humidity measurement in HVAC. 40 75 00 for devices used for analysis of liquids. |