NIST/EPA-Approved Certified Reference Material

{
  "id": "MLC-T-ENV-018610",
  "term": "NIST/EPA-Approved Certified Reference Material",
  "field": "Environment",
  "definition": "Calibration gas mixture that has been approved by EPA and the National Institutes of Standards and Technologies (NIST) as having specific known chemical or physical property values certified by a technically valid procedure as evidenced by a certificate or other documentation issued by a certifying standard-setting body.",
  "abbreviation": "NIST/EPA-Approved CRM",
  "references": [
    "40 CFR 72.2 (CFR 2013)"
  ],
  "url": "https://mlchart.com/terminology/environment/nist-epa-approved-certified-reference-material/"
}