Low-Permeability Material

{
  "id": "MLC-T-ENV-016179",
  "term": "Low-Permeability Material",
  "field": "Environment",
  "definition": "1. For gaskets, a material with permeation emission rates at or below 10 (g-mm)/m2/day when measured according to SAE J2659 (incorporated by reference in § 1060.810), where the test temperature is 23 °C, the test fuel is Fuel CE10, and testing immediately follows a four-week preconditioning soak with the test fuel.\n\n2. Meaning given in 40 CFR 1060.801.",
  "references": [
    "40 CFR 1060.801 (CFR 2013)",
    "40 CFR 1051.801"
  ],
  "url": "https://mlchart.com/terminology/environment/low-permeability-material/"
}