YS/T 226.11-1994 Determination of magnesium, copper, iron and nickel in selenium (atomic absorption spectrophotometry) was changed to YS/T 226.7-2009 Methods for chemical analysis of selenium.Part 7:Determination of magnesium content.Flame atomic absorption spectrometry.
YS/T 226.11-1994 Determination of magnesium, copper, iron and nickel in selenium (atomic absorption spectrophotometry) was changed to YS/T 226.8-2009 Methods for chemical analysis of selenium.Part 8:Determination of copper content.Flame atomic absorption spectrometry.
YS/T 226.11-1994 Determination of magnesium, copper, iron and nickel in selenium (atomic absorption spectrophotometry) was changed to YS/T 226.9-2009 Methods for chemical analysis of selenium.Part 9:Determination of iron content.Flame atomic absorption spectrometry.
YS/T 226.11-1994 Determination of magnesium, copper, iron and nickel in selenium (atomic absorption spectrophotometry) was changed to YS/T 226.10-2009 Methods for chemical analysis of selenium.Part 10:Determination of nickel content.Flame atomic absorption spectrometry.
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