{"aspect_id":"AS133","aspect_name":"linear-density","aspect_reference":"NIST SP-811","aspect_symbol":null,"name":"linear-density kilogram per metre","scale_id":"SC1176","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN1218","unit_name":"kilogram per metre","unit_reference":"https://si-digital-framework.org/SI/units/kilogram.metre-1","unit_symbol":"kg.m-1"}