Accurate monitoring of indoor air quality is important to ensure human exposure to harmful substances does not exceed regulatory limits. An NPL survey monitors and assesses indoor air quality to provide an accurate account of the levels of gas present in the work place. Routine surveys enable:
NPL's experienced staff can design monitoring campaigns and provide expertise and advice to occupational hygienists on the gas species exceeding environmental health regulations.
| Species | Methods | |
| Acid gases and odorous species SO2, NO2, H2S and NO | Diffusive tubes/badges Pumped tubes Canister/grab sampling Hand held monitors Mobile laboratory Continuous/point source |
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| Particulates (PM10) | ||
| Light hydrocarbons and combustion products | ||
| Benzene, toluene, xylene and ethylbenzene | ||
| 1,3-butadiene | ||
| Ozone precursors | ||
| Chlorinated species | ||
| Other species on request |
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