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21/30426875 DC
M00000265
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11 January 2021 BS ISO 23697-1. Water quality. Determination of total nitrogen (TNb) in water using small-scale sealed tubes. Part 1. Dimethylphenol based method
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Chlorides, Chlorates, Ground water, Chlorites, Chromatography, Interferences (chemical), Statistical data, Water, Potable water, Water testing, Determination of content, Laboratory testing, Swimming pools, Quality, Dissolution, Working range, Chemical analysis and testing, Liquid chromatography, Specimen preparation, Anions, Quantitative analysis, Calibration, Test equipment, Ions