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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| YS/T 1057.5-2022 |
Cobalt tetroxide chemical analysis method - Part 5: Determination of carbon content - High frequency combustion - infrared absorption spectrometry {译} 四氧化三钴化学分析方法 第5部分：碳含量的测定 高频燃烧-红外吸收光谱法 |
China Non-ferrous Metal Industry
Standards Cobalt tetroxide chemical |
 English PDF |
| YS/T 1057.4-2022 |
Methods for chemical analysis of cobalt tetroxide - Part 4: Determination of potassium and sodium content - Flame atomic absorption spectrometry and inductively coupled plasma atomic emission spectrometry {译} 四氧化三钴化学分析方法 第4部分：钾和钠含量的测定 火焰原子吸收光谱法和电感耦合等离子体原子发射光谱法 |
China Non-ferrous Metal Industry
Standards Cobalt tetroxide chemical |
English PDF |
| YS/T 1057.3-2022 |
Methods for chemical analysis of cobalt tetroxide - Part 3: Determination of silicon content - Inductively coupled plasma atomic emission spectrometry {译} 四氧化三钴化学分析方法 第3部分：硅含量的测定 电感耦合等离子体原子发射光谱法 |
China Non-ferrous Metal Industry
Standards Cobalt tetroxide chemical |
English PDF |
| YS/T 1057.2-2020 |
Methods for chemical analysis of cobalt tetroxide - Part 2: Determination of chloride ion content - Ion selective electrode method {译} 四氧化三钴化学分析方法 第2部分：氯离子含量的测定 离子选择性电极法 |
China Non-ferrous Metal Industry
Standards Cobalt tetroxide chemical |
English PDF |
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