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dc.contributor.authorHovind, H.nb_NO
dc.contributor.otherHovind, H. - Project managernb_NO
dc.date.accessioned2014-08-01T10:48:59Z
dc.date.available2014-08-01T10:48:59Z
dc.date.issued2004-11nb_NO
dc.identifier4875nb_NO
dc.identifier.isbn82-577-4561-8nb_NO
dc.identifier.issn1894-7948nb_NO
dc.identifier.urihttp://hdl.handle.net/11250/212526
dc.descriptionÅrsliste 2004nb_NO
dc.description.abstract68 laboratories received samples for the intercomparison 0418, and 63 laboratories in 27 countries submitted results. Two sample sets were used, one for the determination of major ions, and one for heavy metals. Based on the general target accuracy of 20 %, 77 % of the overall results were considered acceptable. The best results were reported for the analytical variables copper, sodium and sulphate, with a percentage of acceptable results of 95, 87 and 86 %, respectively. Lowest percentage of acceptable results were observed for alkalinity, pH and manganese, where only 52, 57 and 59 % of the result pairs, respectively, were acceptable. Harmonization of the analytical methods used is necessary to improve the comparability for pH.nb_NO
dc.description.sponsorshipNorwegian Pollution Control Authoritynb_NO
dc.publisherNorsk institutt for vannforskningnb_NO
dc.relation.ispartofseriesNIVA-rapport;4875nb_NO
dc.relation.ispartofseriesICP Waters report;78/2004nb_NO
dc.rightsNavngivelse-IkkeKommersiell-DelPåSammeVilkår 3.0 Norgenb_NO
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/3.0/no/nb_NO
dc.subjectkjeminb_NO
dc.titleIntercomparison 0418: pH, Cond, HCO3 NO3+NO2, C1, SO4, Ca, Mg, Na, K, Fe, Mn, Cd, Pb, Cu, Ni, and Zn (ICP Waters report 78/2004)nb_NO
dc.typeResearch reportnb_NO
dc.rights.holderNorsk institutt for vannforskning/Norwegian institute for water researchnb_NO
dc.subject.nsiVDP::Matematikk og naturvitenskap: 400nb_NO
dc.source.pagenumber68nb_NO
dc.subject.keywordprøvningssammenligningnb_NO
dc.subject.keywordsur nedbørnb_NO
dc.subject.keywordkvalitetskontrollnb_NO
dc.subject.keywordovervåkingnb_NO
dc.subject.keywordintercomparisonnb_NO
dc.subject.keywordacid precipitationnb_NO
dc.subject.keywordquality controlnb_NO
dc.subject.keywordmonitoringnb_NO
dc.relation.projectO-23300nb_NO


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