{"id":{"repo_id":"creighton","oai_identifier":"oai:cdr.creighton.edu:10504/107623"},"canonical_url":"https://search.dev.ndltd.org/etd/creighton/oai:cdr.creighton.edu:10504/107623","repository":{"repo_id":"creighton","name":"Creighton University","base_url":"https://cdr.creighton.edu/server/oai/request"},"display":{"title":"A Volumetric Determination of Zinc Involving a Quantitative Precipitation of Zinc Ammonium Phosphate","abstract":"The necessity of a precise method for the determination of zinc is evident after reading the report of the Sub-Committee on zinc Ore Analyses(3), which shows the wide discrepancies encountered in the determination of zinc by methods in ordinary use. Their report showed results from forty-two chemists ranging from 12,20 per cent to 39. 22 per cent on a example of zinc ore containing 18. 16 per cent of zinc. |The difficulties to be met by various methods used to determine zinc are twofold; the quantitative precipitation of zinc sulfide in a form suitable for rapid filtration and washing, and the subsequent conversion of this precipitate to a definite compound(5). There has been considerable work done on these two main difficulties.","abstract_html":"The necessity of a precise method for the determination of zinc is evident after reading the report of the Sub-Committee on zinc Ore Analyses(3), which shows the wide discrepancies encountered in the determination of zinc by methods in ordinary use. Their report showed results from forty-two chemists ranging from 12,20 per cent to 39. 22 per cent on a example of zinc ore containing 18. 16 per cent of zinc. |The difficulties to be met by various methods used to determine zinc are twofold; the quantitative precipitation of zinc sulfide in a form suitable for rapid filtration and washing, and the subsequent conversion of this precipitate to a definite compound(5). There has been considerable work done on these two main difficulties.","abstract_has_math":false,"creators":["Burdick, Donald Lee"],"institution":"Creighton University","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Kenny, Christopher L."],"committee_chairs":[],"committee_members":[],"year":1953,"date_issued":"1953","date_published":"1953","updated_at":"2026-07-24T01:50:24Z","subjects":[],"languages":["en_US"],"rights":["A non-exclusive distribution right is granted to Creighton University and to ProQuest following the publishing model selected above."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10504/107623","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Kenny, Christopher L."]},{"key":"dc:creator","label":"Author","values":["Burdick, Donald Lee"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2016-11-30T20:22:05Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2016-11-30T20:22:05Z"]},{"key":"dc:date.issued","label":"Date","values":["1953"]},{"key":"dc:publisher","label":"Institution","values":["Creighton University"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en_US"]},{"key":"dc:rights","label":"Dc Rights","values":["A non-exclusive distribution right is granted to Creighton University and to ProQuest following the publishing model selected above."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10504/107623"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The necessity of a precise method for the determination of zinc is evident after reading the report of the Sub-Committee on zinc Ore Analyses(3), which shows the wide discrepancies encountered in the determination of zinc by methods in ordinary use. Their report showed results from forty-two chemists ranging from 12,20 per cent to 39. 22 per cent on a example of zinc ore containing 18. 16 per cent of zinc. |The difficulties to be met by various methods used to determine zinc are twofold; the quantitative precipitation of zinc sulfide in a form suitable for rapid filtration and washing, and the subsequent conversion of this precipitate to a definite compound(5). There has been considerable work done on these two main difficulties."]},{"key":"dc:title","label":"Title","values":["A Volumetric Determination of Zinc Involving a Quantitative Precipitation of Zinc Ammonium Phosphate"]}]}],"canonical_facts":{"dc:contributor.advisor":["Kenny, Christopher L."],"dc:creator":["Burdick, Donald Lee"],"dc:date.accessioned":["2016-11-30T20:22:05Z"],"dc:date.available":["2016-11-30T20:22:05Z"],"dc:date.issued":["1953"],"dc:description.abstract":["The necessity of a precise method for the determination of zinc is evident after reading the report of the Sub-Committee on zinc Ore Analyses(3), which shows the wide discrepancies encountered in the determination of zinc by methods in ordinary use. Their report showed results from forty-two chemists ranging from 12,20 per cent to 39. 22 per cent on a example of zinc ore containing 18. 16 per cent of zinc. |The difficulties to be met by various methods used to determine zinc are twofold; the quantitative precipitation of zinc sulfide in a form suitable for rapid filtration and washing, and the subsequent conversion of this precipitate to a definite compound(5). There has been considerable work done on these two main difficulties."],"dc:identifier.uri":["http://hdl.handle.net/10504/107623"],"dc:language.iso":["en_US"],"dc:publisher":["Creighton University"],"dc:rights":["A non-exclusive distribution right is granted to Creighton University and to ProQuest following the publishing model selected above."],"dc:title":["A Volumetric Determination of Zinc Involving a Quantitative Precipitation of Zinc Ammonium Phosphate"],"dc:type":["Thesis"]},"updated_at":"2026-07-24T01:50:24Z"}