{"aspect_id":"AS106","aspect_name":"mass-concentration","aspect_reference":"https://si-digital-framework.org/quantities/MACO","aspect_symbol":"\\gamma","name":"mass-concentration pound per gallon (U.S.)","scale_id":"SC838","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"\\gamma lb.gal-1","unit_id":"UN177","unit_name":"pound per gallon (U.S.)","unit_reference":"https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#P","unit_symbol":"lb.gal-1"}