This standard specifies methods for the determination of iron, silicon, aluminum, manganese, magnesium, nickel, titanium, vanadium, cobalt, cadmium, arsenic, lead, bismuth, tin, antimony, copper, chromium, calcium and molybdenum in tungsten and tungsten compounds. This standard specifies the determination of iron, silicon, aluminum, manganese, magnesium, nickel, titanium, vanadium, cobalt, cadmium, arsenic, lead, bismuth, tin, antimony, copper, chromium, calcium and molybdenum in tungsten and tungsten compounds.
YS/T 559-2009 history
2009YS/T 559-2009 Methods for emission spectrum analysis of tungsten