SN/T 5255-2020 煤中铅、镉、砷、汞、铜、铬、镍、锰、钡、硒、锌、锡、钛、锑、钴、铝、铍、钒、银、钼含量的测定 电感耦合等离子体质谱法

SN/T 5255-2020 Determination of lead, cadmium, arsenic, mercury, copper, chromium, nickel, manganese, barium, selenium, zinc, tin, titanium, antimony, cobalt, aluminum, beryllium, vanadium, silver, molybdenum and their contents in coal by inductively coupled plasma mass spectrometry