Home / Standards / GB/T 6730.78-2019 GB/T 6730.78-2019 Active Iron ores—Determination of cadmium content—Graphite furnace atomic absorption spectrophotometric method 铁矿石 镉含量的测定 石墨炉原子吸收光谱法 Standard Type GBT ICS 73.060.10 CCS D31 Status 现行 Issue Date 2019-08-30 Implementation 2020-07-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A