xmlns:atom="http://www.w3.org/2005/Atom"

SCHEDULEAIR QUALITY OBJECTIVES TABLE

Interpretation

8.  The reference to a number of micrograms or milligrams per cubic metre of a substance is a reference to the number of micrograms or milligrams per cubic metre of that substance when measured with the volume standardised at a temperature of 293(K and at a pressure of 101.3 kilopascals.