| 1. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of lead content - flame atomic absorption spectrometry 镍精矿钴硫精矿化学分析方法铅量的测定火焰原子吸收光谱法 |
| 2. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of cadmium content - flame atomic absorption spectrometry 镍精矿钴硫精矿化学分析方法镉量的测定火焰原子吸收光谱法 |
| 3. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of chromium content - flame atomic absorption spectrometry 镍精矿钴硫精矿化学分析方法铬量的测定火焰原子吸收光谱法 |
| 4. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of mercury content - hydride generation - atomic fluorescence spectrometry 镍精矿钴硫精矿化学分析方法汞量的测定氢化物发生-原子荧光光谱法 |
| 5. | Methods for chemical analysis of nickel concentrates and cobalt sulfide concentrates - determination of arsenic content - hydride generation - atomic fluorescence spectrometry 镍精矿钴硫精矿化学分析方法砷量的测定氢化物发生-原子荧光光谱法 |