Fixed upper limits for exposure to certain chemicals recognized under law by one or more levels of government. Well-known examples include the air, water, and
soil quality standards, as well as threshold limit values for air
pollutants in the workplace.
Source: PAC, 2009,
81, 829. (
Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)) on page 933 [
Terms] [
Paper]