Milligram Per Cubic Meter

Last updated: August 12, 2018

What Does Milligram Per Cubic Meter Mean?

Milligram per cubic meter (mg/m3) is a unit of measurement for concentration. It is generally used in measurement of pollutants in the air. 1 milligram of gaseous pollutant per cubic meter of ambient air is expressed as 1 mg/m3.

Safeopedia Explains Milligram Per Cubic Meter

Milligram per cubic meter is commonly used by the industrial hygienists in measuring air pollution. Worker’s exposure to particulates or dusts is usually quantified in mg/m3. This is a measurement of a certain amount of particulates or dusts spread evenly throughout a cubic meter of air at ambient temperature. Occupational health & Safety Administration (OSHA) has established a permissible exposure limit (PEL) of various air pollutants e.g. Cyclohexanol 200 mg/m3 or Phenol 19 mg/m3.


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