BS-6068-2-2.12 › Complete Document History
Water quality. Physical, chemical and biochemical methods. Determination of phenol index: 4-aminoantipyrine (4-aminophenazone) spectrometric methods after distillation
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1990 EDITION - 4-AMINOANTIPYRINE (4-AMINOPHENAZONE) SPECTROMETRIC METHODS M - Nov. 30, 1990
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1984 EDITION - 4-AMINOANTIPYRINE (4-AMINOPHENAZONE) SPECTROMETRIC METHODS A - Dec. 31, 1984
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