| 性状 |
具强还原性。在空气中吸收氮、潮湿时吸收氧，遇水能燃烧。其粉尘与空气混合至一定比例时，会引起燃烧或爆炸。
熔点：419.6℃
沸点：907℃
密度：7.13 |
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| 备注: |
以上描述，仅作参考，并不表示您收到的产品，与此项描述完全相符，产品的出厂标准，请参见质量标准。 |
| 质量标准 |
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项目Item 化学纯
(CP)
全锌Assay,% ≥ 99.0%
金属锌(Zn)Assay,% ≥ 96.0
总氮量(N)Total Nitrogen,% ≤ 0.003
项目Item 分析纯
(AR)
总锌 ≥99.0%
金属锌 ≥96.0%
总氮量(N)Total Nitrogen,% ≤ 0.005%
铅Pb ≤0.002%
镉Cd ≤0.001%
铁Fe ≤0.002%
酸不溶物 ≤0.01%
锌粉 3N,99.9% metals basis:
外观Appearance 银色、银灰色或灰色粉末
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.9% Based On Trace Metals Analysis of ICP
ICP: Confirms Zn Component Confirmed
痕量金属分析Trace Metal Analysis ≤1000ppm by ICP Atomic emission
(钙Ca、银、铝Al、砷、镉、钴、铜Cu、铁Fe、镁Mg、镍、铅Pb、锡、铟)
锌粒 4N,99.99% metals basis：
外观Appearance 灰色至银色颗粒
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.99% Based On Trace Metals Analysis of ICP
ICP: Confirms Zn Component Confirmed
痕量金属分析Trace Metal Analysis ≤200ppm by ICP Atomic emission
(钙Ca、银、铝Al、砷、镉、钴、铜Cu、铁Fe、镁Mg、镍、铅Pb、锡、铟)
锌粒 5N,99.999% metals basis:
外观Appearance 灰色至银色颗粒
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.999% Based On Trace Metals Analysis of ICP
ICP: Confirms Zn Component Confirmed
痕量金属分析Trace Metal Analysis ≤20ppm by ICP Atomic emission
(钙Ca、银、铝Al、砷、镉、钴、铜Cu、铁Fe、镁Mg、镍、铅Pb、锡、铟)
超纯锌 6N,99.9999% metals basis：
外观Appearance 灰色至银色棒状颗粒
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.9999% Based On Trace Metals Analysis of ICP
ICP: Confirms Zn Component Confirmed
痕量金属分析Trace Metal Analysis ≤1ppm by ICP Atomic emission
(钙Ca、银、铝Al、砷、镉、钴、铜Cu、铁Fe、镁Mg、镍、铅Pb、锡、铟) |
| 贮存 |
密封充氩保存 |
| 用途 |
测定砷、铜、铅、钼和硝酸盐、土壤及农药分析、还原剂、制氢、锌汞齐等。用作还原剂或置换某些金属及稀有元素、染料、医药等方面。 |
| 联合国编号 |
1436 |
| Risk： |
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| Safety : |
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| Hazard : |
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