{"id":"S2006000689","label":"Atomic emission spectroscopy--Matrix effect","description":"","source_url":"https://id.loc.gov/authorities/subjects/sh2006000689","normalized_label":"atomic emission spectroscopy--matrix effect","broader":["http://id.loc.gov/authorities/subjects/sh2006000690"],"aliases":[],"source_identifier":"http://id.loc.gov/authorities/subjects/sh2006000689","provider":"lcsh","revision":"4a7072d1f79fddc2","taxonomy_revision":"f050b5d4780b1289","title":"Atomic emission spectroscopy--Matrix effect","url":"/topics/S2006000689","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"10088076369683948064","address_version":"morton4x16-v1","coordinates":[0,478,17552,50176],"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}