Home / Standards / GB 223.65-88 GB 223.65-88 Steel and alloy—Determination of cobalt content by flame atomic absorption spectrometric method 钢铁及合金化学分析方法 火焰原子吸收光谱法测定钴量 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A