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Water quality - Part 2- Physical, chemical and biochemical methods - Section 2.31 Method for determination of manganese- formaldoxime spectrometric method. Original standard BS 6068-2.31-1987 (1999) ISO 6333-1986 in PDF full version. Additional info + preview on request
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Water quality - Part 2- Physical, chemical and biochemical methods - Section 2.37 Method for the determination of chloride via a silver nitrate titration with chromate. Original standard BS 6068-2.37-1990 (1999) ISO 9297-1989 in PDF full version. Additional info + preview on request
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Water quality - Part 2- Physical, chemical and biochemical methods - Section 2.41 Determination of fluoride- electrochemical probe method for potable and lightly polluted water. Original standard BS 6068-2.41-1993 (2008) ISO 10359-1-1992 in PDF full version. Additional info + preview on request
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Water quality - Part 2- Physical, chemical and biochemical methods - Section 2.42 Determination of sodium and potassium- determination of sodium by atomic absorption spectrometry. Original standard BS 6068-2.42-1993 (2009) ISO 9964-1-1993 in PDF full version. Additional info + preview on request
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Water quality - Part 2- Physical, chemical and biochemical methods - Section 2.43 Determination of sodium and potassium- determination of potassium by atomic absorption spectrometry. Original standard BS 6068-2.43-1993 (2009) ISO 9964-2-1993 in PDF full version. Additional info + preview on request
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Water quality - Part 2- Physical, chemical and biochemical methods - Section 2.44 Determination of sodium and potassium- determination of sodium and potassium by flame emission spectrometry. Original standard BS 6068-2.44-1993 (2009) ISO 9964-3-1993 in PDF full version. Additional info + preview on request
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