Threshold limit value-ceiling

{
  "id": "MLC-T-CHM-012028",
  "term": "Threshold limit value-ceiling",
  "field": "Chemistry",
  "definition": "The concentration of an airborne substance that should not be exceeded at any point during a workday, even instantaneously. This type of threshold limit value (TLV) is applied to substances that can cause immediate adverse effects upon short-term exposure. It represents an absolute maximum exposure limit, unlike time-weighted averages.",
  "subject": "Chemistry and Human Health",
  "references": [
    "PAC, 2007, 79, 1153. 'Glossary of terms used in toxicology, 2nd edition (IUPAC Recommendations 2007)' on page 1321 (https://doi.org/10.1351/pac200779071153)"
  ],
  "url": "https://mlchart.com/terminology/chemistry/threshold-limit-value-ceiling/"
}