{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/11809"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/11809","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Determination of platinum, palladium and rhodium, in aqueous media by means of reversed phase-high performance liquid chromatography (RP-HPLC) after complexation with N,N-dialkyl-N'-acylthioureas","abstract":"The complexes were successfully separated using conventional Reversed Phase-High Performance Liquid Chromatography (RP-HPLC) and a UV detector. A simple method of complexation of platinum(II) and palladium(II) in acidic, aqueous samples was developed. This method involves the mixing of excess ligand (HL\") in acetonitrile with aqueous solutions containing traces of platinum(II) and palladium(II) at room temperature followed by salt-induced phase separation prior to RP-HPLC analysis. In the case of rhodium(III), however, complexation was extremely slow and it has not been possible to include this metal in the complexation procedure for platinum(ll) and palladium(II).","abstract_html":"The complexes were successfully separated using conventional Reversed Phase-High Performance Liquid Chromatography (RP-HPLC) and a UV detector. A simple method of complexation of platinum(II) and palladium(II) in acidic, aqueous samples was developed. This method involves the mixing of excess ligand (HL") in acetonitrile with aqueous solutions containing traces of platinum(II) and palladium(II) at room temperature followed by salt-induced phase separation prior to RP-HPLC analysis. In the case of rhodium(III), however, complexation was extremely slow and it has not been possible to include this metal in the complexation procedure for platinum(ll) and palladium(II).","abstract_has_math":false,"creators":["Mautjana, Nare Alpheus"],"institution":"Department of Chemistry","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Koch, Klaus"],"committee_chairs":[],"committee_members":[],"year":2000,"date_issued":"2000","date_published":"2000","updated_at":"2026-07-22T22:23:06Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/11809","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Koch, Klaus"]},{"key":"dc:creator","label":"Author","values":["Mautjana, Nare Alpheus"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2015-01-08T20:06:49Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2015-01-08T20:06:49Z"]},{"key":"dc:date.issued","label":"Date","values":["2000"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Department of Chemistry"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Master Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Masters"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["MSc"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/11809"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Includes bibliographical references."]},{"key":"dc:description.abstract","label":"Abstract","values":["The complexes were successfully separated using conventional Reversed Phase-High Performance Liquid Chromatography (RP-HPLC) and a UV detector. A simple method of complexation of platinum(II) and palladium(II) in acidic, aqueous samples was developed. This method involves the mixing of excess ligand (HL\") in acetonitrile with aqueous solutions containing traces of platinum(II) and palladium(II) at room temperature followed by salt-induced phase separation prior to RP-HPLC analysis. In the case of rhodium(III), however, complexation was extremely slow and it has not been possible to include this metal in the complexation procedure for platinum(ll) and palladium(II)."]},{"key":"dc:title","label":"Title","values":["Determination of platinum, palladium and rhodium, in aqueous media by means of reversed phase-high performance liquid chromatography (RP-HPLC) after complexation with N,N-dialkyl-N'-acylthioureas"]}]}],"canonical_facts":{"dc:contributor.advisor":["Koch, Klaus"],"dc:creator":["Mautjana, Nare Alpheus"],"dc:date.accessioned":["2015-01-08T20:06:49Z"],"dc:date.available":["2015-01-08T20:06:49Z"],"dc:date.issued":["2000"],"dc:description":["Includes bibliographical references."],"dc:description.abstract":["The complexes were successfully separated using conventional Reversed Phase-High Performance Liquid Chromatography (RP-HPLC) and a UV detector. A simple method of complexation of platinum(II) and palladium(II) in acidic, aqueous samples was developed. This method involves the mixing of excess ligand (HL\") in acetonitrile with aqueous solutions containing traces of platinum(II) and palladium(II) at room temperature followed by salt-induced phase separation prior to RP-HPLC analysis. In the case of rhodium(III), however, complexation was extremely slow and it has not been possible to include this metal in the complexation procedure for platinum(ll) and palladium(II)."],"dc:identifier.uri":["http://hdl.handle.net/11427/11809"],"dc:language.iso":["eng"],"dc:publisher.department":["Department of Chemistry"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Determination of platinum, palladium and rhodium, in aqueous media by means of reversed phase-high performance liquid chromatography (RP-HPLC) after complexation with N,N-dialkyl-N'-acylthioureas"],"dc:type":["Master Thesis"],"dc:type.qualificationlevel":["Masters"],"dc:type.qualificationname":["MSc"]},"updated_at":"2026-07-22T22:23:06Z"}