Diesel exhaust fluid

{
  "id": "MLC-T-ENV-007915",
  "term": "Diesel exhaust fluid",
  "field": "Environment",
  "term_source": "Diesel Exhaust Fluid",
  "definition": "1. Liquid compound used in conjunction with selective catalytic reduction to reduce NOX emissions. Diesel exhaust fluid is generally understood to conform to the specifications of ISO 22241.\n\n2. Liquid reducing agent (other than the engine fuel) used in conjunction with selective catalytic reduction to reduce NOX emissions. Diesel exhaust fluid is generally understood to be an aqueous solution of urea conforming to the specifications of ISO 22241.",
  "abbreviation": "DEF",
  "subject": "Chemical substances",
  "references": [
    "40 CFR 1039.801 (CFR 2013)",
    "40 CFR 86.1803-01 (CFR 2018)"
  ],
  "url": "https://mlchart.com/terminology/environment/diesel-exhaust-fluid/"
}