Hardmetals; chemical analysis by flame atomic absorption spectrometry; determination of cobalt, iron, manganese and nickel in contents from 0.01 to 0.5 % (m/m); identical with ISO 7627-3:1983
硬质合金;火焰原子吸收光谱法化学分析;测定0.01-0.5%(m/m)含量范围内的钴、铁、锰和镍;与ISO 7627-3:1983相同