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This document specifies a method for determining the mass fractions of the impurities Ag, Al, As, B, Ba, Be, Bi, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sb, Si, Sn, Sr, Ti, V, W, Y, Zn, Zr in powdered, granular and lumpy graphite. This document has been prepared by Working Committee NA 062-02-66 AA "Chemische Analyse von Keramik- und Glaswerkstoffen" "Chemical analysis of ceramic and glass materials" at DIN Standards Committee Materials Testing (NMP).
This document replaces DIN 51457:2017-05 .