| 1. | Study on the analysis in field of ammonia - nitrogen in seawater with indophenol blue
现场分析海水中氨氮的靛酚蓝法
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| 2. | The indophenol blue photometric method for the determination of nitrogen content after distillation seperation
靛酚蓝光度法测定氮量
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| 3. | Water quality - determination of ammonium - part 2 : indophenol blue spectrophotometric method
水质.铵的测定.第2部分:靛酚蓝光谱测定法
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| 4. | Quality control of ammonia density determination in indoor air with indophenol blue photometric method
室内空气中氨的靛酚蓝分光光度法检测的质量控制
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| 5. | Plastics - phenol - formaldehyde mouldings - determination of free ammonia and ammonium compounds - indophenol method
塑料制品.苯酚甲醛注模.游离氨和胺化合物的测定.靛酚法
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| 6. | Methods for chemical analysis of iron , steel and alloy - the indophenol blue photometric methods for the determination of nitrogen content after distillation separation
钢铁及合金化学分析方法蒸馏分离-靛酚蓝光度法测定氮量
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