| fullrecord |
[{"key": "dc.contributor.author", "value": "Jalonen, Jussi-Pekka", "language": null, "element": "contributor", "qualifier": "author", "schema": "dc"}, {"key": "dc.date.accessioned", "value": "2012-07-09T19:52:02Z", "language": null, "element": "date", "qualifier": "accessioned", "schema": "dc"}, {"key": "dc.date.available", "value": "2012-07-09T19:52:02Z", "language": null, "element": "date", "qualifier": "available", "schema": "dc"}, {"key": "dc.date.issued", "value": "2012", "language": null, "element": "date", "qualifier": "issued", "schema": "dc"}, {"key": "dc.identifier.other", "value": "oai:jykdok.linneanet.fi:1222990", "language": null, "element": "identifier", "qualifier": "other", "schema": "dc"}, {"key": "dc.identifier.uri", "value": "https://jyx.jyu.fi/handle/123456789/38171", "language": null, "element": "identifier", "qualifier": "uri", "schema": "dc"}, {"key": "dc.description.abstract", "value": "Tutkielmassa on tarkasteltu boorin m\u00e4\u00e4ritysmenetelmi\u00e4 vesist\u00e4, maaper\u00e4st\u00e4,\nkasveista, lannoitteista ja tuhkista. Tutkielma on jaettu esik\u00e4sittelyyn,\nerotusmenetelmiin ja m\u00e4\u00e4ritysmenetelmiin.\n\nEsik\u00e4sittelyss\u00e4 on huomioitu maaper\u00e4n, lannoitteiden ja tuhkien kohdalla\nbiosaatavuus ja kokonaism\u00e4\u00e4r\u00e4. Kasvien ja vesien kohdalla on tarkasteltu\nkokonaism\u00e4\u00e4r\u00e4\u00e4.\n\nBoorin erist\u00e4minen on voitu tehd\u00e4 uuttaen orgaaniseen faasiin joko\ndiolien avulla tai orgaanisen kationin avulla tetrafluoroboraattina.\nBoori tislautuu metyyliboraattina metanolin ja rikkihapon seoksessa.\nIoninvaihdossa on boori voitu kvantitaviivisesti erist\u00e4\u00e4 ioninvaihtohartsilla\nem\u00e4ksisiss\u00e4 olosuhteissa. On my\u00f6s mahdollista hy\u00f6dynt\u00e4\u00e4 muita hartseja\npoistamaan h\u00e4iri\u00f6tekij\u00f6it\u00e4 n\u00e4ytematriisista.\n\nSpektrofotometrisist\u00e4 reagensseista on tarkasteltu atsometiini-H:ta,\nkurkumiinia ja karmiinihappoa sek\u00e4 m\u00e4\u00e4rityst\u00e4 tetrafluoroboraattina.\nAtsometiini-H -reagenssille on tehty johdannaisia, jotka ovat parantaneet\nmm. sen herkkyytt\u00e4 ja selektiivisyytt\u00e4. Kurkumini muodostaa kahdenlaisia\nkompleksia riippuen liuottimista ja on atsometiini-H:ta herkempi,\nmutta alttiimpi h\u00e4iri\u00f6ille. Karmiinihapolla on my\u00f6s tehty m\u00e4\u00e4rityksi\u00e4\nsen j\u00e4\u00e4dess\u00e4 herkkyydess\u00e4\u00e4n atsometiini-H:ta ja kurkumiinia alemmaksi.\nTetrafluoroboraatin k\u00e4ytt\u00f6 on viitemateriaalien perusteella rajoittunut\nl\u00e4hinn\u00e4 vesiin. Korkean erotuskyvyn nestekromatografian (HPLC) avulla\ntehdyiss\u00e4 m\u00e4\u00e4rityksiss\u00e4 on my\u00f6s hy\u00f6dynnetty spektrofotometrisi\u00e4 reagensseja.\n\nInduktiivisesti kytketyll\u00e4 plasmalla tehdyist\u00e4 m\u00e4\u00e4rityksist\u00e4 on l\u00e4hinn\u00e4\ntarkasteltu plasmaemissiota (ICP-OES). ICP-OES -m\u00e4\u00e4rityksiss\u00e4 on tarkasteltu\nn\u00e4ytematriisin vaikutusta boorin m\u00e4\u00e4rityksen herkkyyteen ja sis\u00e4isi\u00e4\nstandardeja. Lis\u00e4ksi on tarkasteltu lyhyesti induktiivisen plasman\nmassaspektrometrista m\u00e4\u00e4rityst\u00e4 (ICP-MS).\n\nAtomiabsorptiossa on tarkasteltu elektrotermist\u00e4 atomiabsorptiota\n(ET-AAS) ja liekkiatomiabsorptiota (FAAS). Atomiabsorption soveltuvuus\nboorin m\u00e4\u00e4ritykseen ei ole paras mahdollinen, mutta esimerkiksi kiinte\u00e4n\nn\u00e4ytteen k\u00e4ytt\u00f6 ET-AAS menetelm\u00e4ss\u00e4 v\u00e4hent\u00e4\u00e4 k\u00e4sittelyn tarvetta.\nET-AAS -m\u00e4\u00e4rityksess\u00e4 on tarkasteltu erilaisten matriisin muuntajien\nvaikutusta boorin m\u00e4\u00e4rityksen herkkyyteen. FAAS-menetelm\u00e4 vaatii yleens\u00e4\nkonsentroinnin ja boorin erist\u00e4misen orgaaniseen faasiin (m\u00e4\u00e4ritys\nvaatii n. 1 ppm), mutta korkean erotustarkkuuden jatkuvan s\u00e4teilyn\nmenetelm\u00e4ll\u00e4 (HR-CS FAAS) on p\u00e4\u00e4sty 0,5 ppm vesiliuoksesta.\n\nTitrimetriassa on hy\u00f6dynnetty boorihapon reaktiota polyolien kanssa.\nBoorin ja polyolin kompleksin \\pkat on boorihapon vastaavaa alempi,\njolloin m\u00e4\u00e4ritys on voitu tehd\u00e4 titraamalla natriumhydroksidilla.\nMannitoli on polyoleista k\u00e4ytetyin.", "language": null, "element": "description", "qualifier": "abstract", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted using Plone Publishing form by Jussi-Pekka Jalonen (jujalone) on 2012-07-09 19:52:02.073301. Form: Pro gradu -lomake (1 tekij\u00e4) (https://kirjasto.jyu.fi/julkaisut/julkaisulomakkeet/pro-gradu-lomake-1-tekijae). JyX data:", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Submitted by jyx lomake-julkaisija (jyx-julkaisija@noreply.fi) on 2012-07-09T19:52:02Z\nNo. of bitstreams: 2\nURN:NBN:fi:jyu-201207092031.pdf: 880626 bytes, checksum: d7429371da91e47eb46b5e659643a2c6 (MD5)\nlicense.html: 5035 bytes, checksum: bef8583a58e81187b8d1a6cd3de18621 (MD5)", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.description.provenance", "value": "Made available in DSpace on 2012-07-09T19:52:02Z (GMT). No. of bitstreams: 2\nURN:NBN:fi:jyu-201207092031.pdf: 880626 bytes, checksum: d7429371da91e47eb46b5e659643a2c6 (MD5)\nlicense.html: 5035 bytes, checksum: bef8583a58e81187b8d1a6cd3de18621 (MD5)\n Previous issue date: 2012", "language": "en", "element": "description", "qualifier": "provenance", "schema": "dc"}, {"key": "dc.format.extent", "value": "67 sivua", "language": null, "element": "format", "qualifier": "extent", "schema": "dc"}, {"key": "dc.format.mimetype", "value": "application/pdf", "language": null, "element": "format", "qualifier": "mimetype", "schema": "dc"}, {"key": "dc.language.iso", "value": "fin", "language": null, "element": "language", "qualifier": "iso", "schema": "dc"}, {"key": "dc.rights", "value": "In Copyright", "language": "en", "element": "rights", "qualifier": null, "schema": "dc"}, {"key": "dc.subject.other", "value": "spektrofotometria", "language": null, "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.subject.other", "value": "titrimetria", "language": null, "element": "subject", "qualifier": "other", "schema": "dc"}, {"key": "dc.title", "value": "Boorin m\u00e4\u00e4ritysmenetelmi\u00e4 vesist\u00e4, kasveista, maaper\u00e4st\u00e4, tuhkista ja lannoitteista", "language": null, "element": "title", "qualifier": null, "schema": "dc"}, {"key": "dc.type", "value": "master thesis", "language": null, "element": "type", "qualifier": null, "schema": "dc"}, {"key": "dc.identifier.urn", "value": "URN:NBN:fi:jyu-201207092031", "language": null, "element": "identifier", "qualifier": "urn", "schema": "dc"}, {"key": "dc.type.dcmitype", "value": "Text", "language": "en", "element": "type", "qualifier": "dcmitype", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Pro gradu -tutkielma", "language": "fi", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.type.ontasot", "value": "Master\u2019s thesis", "language": "en", "element": "type", "qualifier": "ontasot", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Matemaattis-luonnontieteellinen tiedekunta", "language": "fi", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.faculty", "value": "Faculty of Sciences", "language": "en", "element": "contributor", "qualifier": "faculty", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Kemian laitos", "language": "fi", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.department", "value": "Department of Chemistry", "language": "en", "element": "contributor", "qualifier": "department", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "University of Jyv\u00e4skyl\u00e4", "language": "en", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.contributor.organization", "value": "Jyv\u00e4skyl\u00e4n yliopisto", "language": "fi", "element": "contributor", "qualifier": "organization", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Ep\u00e4orgaaninen ja analyyttinen kemia", "language": "fi", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.subject.discipline", "value": "Inorganic and Analytical Chemistry", "language": "en", "element": "subject", "qualifier": "discipline", "schema": "dc"}, {"key": "dc.date.updated", "value": "2012-07-09T19:52:02Z", "language": null, "element": "date", "qualifier": "updated", "schema": "dc"}, {"key": "dc.type.coar", "value": "http://purl.org/coar/resource_type/c_bdcc", "language": null, "element": "type", "qualifier": "coar", "schema": "dc"}, {"key": "dc.rights.accesslevel", "value": "openAccess", "language": "fi", "element": "rights", "qualifier": "accesslevel", "schema": "dc"}, {"key": "dc.type.publication", "value": "masterThesis", "language": null, "element": "type", "qualifier": "publication", "schema": "dc"}, {"key": "dc.subject.oppiainekoodi", "value": "4031", "language": null, "element": "subject", "qualifier": "oppiainekoodi", "schema": "dc"}, {"key": "dc.subject.yso", "value": "boori", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.subject.yso", "value": "analyysi", "language": null, "element": "subject", "qualifier": "yso", "schema": "dc"}, {"key": "dc.format.content", "value": "fulltext", "language": null, "element": "format", "qualifier": "content", "schema": "dc"}, {"key": "dc.rights.url", "value": "https://rightsstatements.org/page/InC/1.0/", "language": null, "element": "rights", "qualifier": "url", "schema": "dc"}, {"key": "dc.type.okm", "value": "G2", "language": null, "element": "type", "qualifier": "okm", "schema": "dc"}]
|