{
  "id": "UN1196",
  "name": "ton, long (2240 lb)",
  "ml_name": "ip_tonf_{long}",
  "symbol": "tonf",
  "reference": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#T"
}