{"id":"https://openalex.org/keywords/dispersive-solid-phase-extraction","display_name":"dispersive solid-phase extraction","description":"An analytical chemistry sample-preparation method that disperses a solid sorbent through a liquid sample to extract and concentrate target compounds.","display_name_alternatives":["d-SPE","dispersive SPE","dSPE"],"ids":{"openalex":"https://openalex.org/keywords/dispersive-solid-phase-extraction","wikidata":null},"primary_topic":{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","score":0.429,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10180","display_name":"Analytical chemistry methods development","score":0.429,"subfield":{"id":"https://openalex.org/subfields/1602","display_name":"Analytical Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11423","display_name":"Pesticide Residue Analysis and Safety","score":0.4115,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"works_count":3261,"cited_by_count":72412,"works_api_url":"https://api.openalex.org/works?filter=keywords.id:keywords/dispersive-solid-phase-extraction","updated_date":"2026-10-22T04:07:25","created_date":"2026-09-30T00:00:00"}
