{"ob_id":83008,"names":[],"terms":[{"ob_id":144,"label":"units","value":"kg kg-1","vocabulary":""},{"ob_id":6367,"label":"var_id","value":"mmrpm1","vocabulary":""},{"ob_id":89873,"label":"standard_name","value":"mass_fraction_of_pm1_dry_aerosol_particles_in_air","vocabulary":""},{"ob_id":89874,"label":"long_name","value":"PM1.0 Mass Mixing Ratio","vocabulary":""}]}