{"id":"S2007005729","label":"Osmium tetroxide","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2007005729","normalized_label":"osmium tetroxide","broader":["http://id.loc.gov/authorities/subjects/sh85095931","http://id.loc.gov/authorities/subjects/sh89002253"],"aliases":["Milas' reagent","Osmic acid","Osmic acid anhydride","Osmium oxide","Osmium tetraoxide","Tetraoxoosmium"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2007005729","provider":"lcsh","revision":"69e267973e51dcdc","taxonomy_revision":"f050b5d4780b1289","title":"Osmium tetroxide","url":"/topics/S2007005729","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"13835066878860616224","address_version":"morton4x16-v1","coordinates":[0,478,33256,33792],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}