Particulate matter 10-2.5

{
  "id": "MLC-T-ENV-020306",
  "term": "Particulate matter 10-2.5",
  "field": "Environment",
  "term_source": "Particulate Matter 10-2.5",
  "definition": "1. Particulate matter with an aerodynamic diameter less than or equal to a nominal 10 micrometers and greater than a nominal 2.5 micrometers as measured by a reference method based on appendix O to part 50 of this chapter and designated in accordance with this part or by an equivalent method designated in accordance with this part.\n\n2. Particulate matter with an aerodynamic diameter less than or equal to a nominal 10 micrometers and greater than a nominal 2.5 micrometers as measured by a reference method based on appendix O to part 50 of this chapter and designated in accordance with part 53 of this chapter or by an equivalent method designated in accordance with part 53 of this chapter.",
  "subject": "Chemical substances",
  "references": [
    "40 CFR 53.1 (CFR 2013)",
    "40 CFR 58.1 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/particulate-matter-10-2-5/"
}