Studies on Influence Factor of Determined Gross Nitrogen by Ultraviolet—Spectrophotometry
2005
Affected reagent quality,digestion temperature,digestion time and environment and so on factors,determining gross nitrogen in water by ultraviolet-spectrophotometry that generally increase blank value,recurrence of standard curve linearity and measurement result is no satisfactory.The paper studies influence factors,provides guaranteed condition of determination quality,finds method to clear interference.
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