{"ob_id":70604,"names":[],"terms":[{"ob_id":4502,"label":"units","value":"kg m-3","vocabulary":""},{"ob_id":39309,"label":"long_name","value":"Surface concentration of HNO3","vocabulary":""},{"ob_id":39310,"label":"standard_name","value":"mass_concentration_of_nitric_acid_in_air","vocabulary":""},{"ob_id":39311,"label":"var_id","value":"mass_concentration_of_nitric_acid_in_air","vocabulary":""}]}