{
  "id": "UN1141",
  "name": "pound (troy or apothecary)",
  "ml_name": "ip_lb_{t}",
  "symbol": "lb",
  "reference": "https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#L"
}