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Methods for Chemical Analysis of Water and Wastes

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Methods for Chemical Analysis of Water and Wastes ( methods-chemical-analysis-water-and-wastes )

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10 PreCISIon and Accuracy 10 I SIX laboratones analyzed four natural water samples contaInIng exact Increments of organIc mtrogen compounds, wIth the follOWIng results Increment as KJeldahl-NItrogen mg Nlllter 189 2 18 509 581 Accuracy as Bias, Bias, % fig N/hter -246 -046 -283 -062 -238 -121 -219 -127 PreCISIOn as Standard DeViatIOn Kjeldahl-N mg N/hter 054 061 125 185 BIblIography 1. Kammerer, P A , Rodel, M G , Hughes, R A , and Lee, G F , "Low Level KJeldahl NItrogen DetermInatIon on the Techmcon AutoAnalyzer" EnVIronmental SCIence and Technology,.1 340 (1967) 2 McDanIel, W H , HemphIll, R N , Donaldson, W T , "AutomatIc DetermInatIOn of Total KJeldahl NItrogen In Estuanne Waters" Presented at Techmcon SympOSIUm on AutomatIOn m AnalytIcal ChemIstry, New York, October 3,1967 3 B O'Connor, Dobbs, VIlhers, and Dean, "Laboratory DIstIllatIOn of Mumcipal Waste Effluents" JWPCF 39, R 25, 1967 351 1-4

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