{"id":"S2009118846","label":"Analytical chemistry--Quality control","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2009118846","normalized_label":"analytical chemistry--quality control","broader":[],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2009118846","provider":"lcsh","revision":"7be8cca1d8d90b8c","taxonomy_revision":"f050b5d4780b1289","title":"Analytical chemistry--Quality control","url":"/topics/S2009118846","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"9838254408662655526","address_version":"morton4x16-v1","coordinates":[0,479,737,63488],"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}