Blar i NIVA-rapporter på emneord "analytical chemistry"
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Intercomparison 0620: pH, Cond, HCO3, NO3+NO2, Cl, SO4, Ca, Mg, Na, K, Fe, Mn, Cd, Pb, Cu, Ni and Zn (ICP Waters report 86/2006)
(NIVA-rapport;5285, Research report, 2006-10)73 laboratories received samples for the intercomparison 0620, and 67 laboratories in 26 countries submitted results. Two sample sets were used, one for the determination of major ions, and one for heavy metals. Based on ... -
Intercomparison 1024: pH, Cond, HCO3, NO3-N, CI, SO4, Ca, Mg, Na, K, TOC, A1, Fe, Mn, Cd, Pb, Cu, Ni, and Zn (ICP Waters report 102/2010)
(NIVA-rapport;6029, Research report, 2010-09)75 laboratories received samples for the intercomparison 1024, and 65 laboratories in 25 countries submitted results. Two sample sets were used, one for the determination of major ions, and one for heavy metals. Based on ... -
Intercomparison 1125: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn (ICP Waters report 107/2011)
(NIVA-rapport;6222, Research report, 2011-08)67 laboratories received samples for the intercomparison 1125, and 57 laboratories in 25 countries submitted results. Two sample sets were used, one for the determination of major ions, and one for heavy metals. Based on ... -
Intercomparison 1226: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn (ICP Waters report 111/2012)
(NIVA-rapport;6412, Research report, 2012-12)71 laboratories received samples for the intercomparison 1226, and 68 laboratories in 26 countries submitted results. Two sample sets were used, one for the determination of major ions, and one for heavy metals. Based on ... -
Intercomparison 1327: pH, Conductivity, Alkalinity, NO3-N, Cl, SO4, Ca, Mg, Na, K, TOC, Al, Fe, Mn, Cd, Pb, Cu, Ni, and Zn (ICP Waters report 116/2013)
(NIVA-rapport;6569, Research report, 2013-09)In the current ICP Waters Intercomparison program, 106 laboratories were invited to participate. 66 accepted the invitation and 60 laboratories from 28 countries submitted results. Two sample sets were used, one for the ...