{"ob_id":82281,"names":[],"terms":[{"ob_id":20396,"label":"units","value":"1e-12","vocabulary":""},{"ob_id":28021,"label":"long_name","value":"mole_fraction_of_perchloroethene_in_air_repeatability","vocabulary":""},{"ob_id":28022,"label":"var_id","value":"c2cl4_repeatability","vocabulary":""}]}