硒粉/高纯硒 [7782-49-2]
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英文名:Selenium
- 别名:精料精,硒
- CAS号:7782-49-2 分子式:SE 分子量:78.96
T130503-100g 硒粉/高纯硒 [7782-49-2] 99.9% metals basis 100g 291.00 促销价:183.33
T130500-25g 硒粉/高纯硒 [7782-49-2] 99.9% metals basis 25g 108.00 促销价:68.04
T130505-100g 硒粉/高纯硒 [7782-49-2] 99.998% metals basis,100目 500g 2085.00 促销价:1522.05
T130500-100g 硒粉/高纯硒 [7782-49-2] 99.998% metals basis,100目 100g 614.00 促销价:448.22
T130502-25g 硒粉/高纯硒 [7782-49-2] 99.998% metals basis,100目 25g 207.00 促销价:151.11
T130503-25g 硒粉/高纯硒 [7782-49-2] ≥99.99% metals basis,200目 500g 857.00 促销价:625.61
T130506-100g 硒粉/高纯硒 [7782-49-2] ≥99.99% metals basis,200目 100g 342.00 促销价:249.66
T130505-25g 硒粉/高纯硒 [7782-49-2] ≥99.99% metals basis,200目 2.5kg 3028.00 促销价:2210.44
T130503-500g 硒粉/高纯硒 [7782-49-2] ≥99.999% metals basis,粒径:1-6mm 500g 1971.00 促销价:1438.83
T130502-100g 硒粉/高纯硒 [7782-49-2] ≥99.999% metals basis,粒径:1-6mm 100g 614.00 促销价:448.22
T130501-25g 硒粉/高纯硒 [7782-49-2] ≥99.999% metals basis,粒径:1-6mm 25g 207.00 促销价:151.11
订货编号 | 商品名称 | 规格 | 包装 | 单价 | 促销价 | 会员价 | 数量 |
T130509-500g | 硒粉/高纯硒 [7782-49-2] | 99.9% metals basis | 500g | 666.00 | 419.58 | 登录可见 |
T130509-500g 硒粉/高纯硒 [7782-49-2] 99.9% metals basis 500g 666.00 促销价:419.58
|
T130503-100g | 硒粉/高纯硒 [7782-49-2] | 99.9% metals basis | 100g | 291.00 | 183.33 | 登录可见 |
T130503-100g 硒粉/高纯硒 [7782-49-2] 99.9% metals basis 100g 291.00 促销价:183.33
|
T130500-25g | 硒粉/高纯硒 [7782-49-2] | 99.9% metals basis | 25g | 108.00 | 68.04 | 登录可见 |
T130500-25g 硒粉/高纯硒 [7782-49-2] 99.9% metals basis 25g 108.00 促销价:68.04
|
T130505-100g | 硒粉/高纯硒 [7782-49-2] | 99.998% metals basis,100目 | 500g | 2085.00 | 1522.05 | 登录可见 |
T130505-100g 硒粉/高纯硒 [7782-49-2] 99.998% metals basis,100目 500g 2085.00 促销价:1522.05
|
T130500-100g | 硒粉/高纯硒 [7782-49-2] | 99.998% metals basis,100目 | 100g | 614.00 | 448.22 | 登录可见 |
T130500-100g 硒粉/高纯硒 [7782-49-2] 99.998% metals basis,100目 100g 614.00 促销价:448.22
|
T130502-25g | 硒粉/高纯硒 [7782-49-2] | 99.998% metals basis,100目 | 25g | 207.00 | 151.11 | 登录可见 |
T130502-25g 硒粉/高纯硒 [7782-49-2] 99.998% metals basis,100目 25g 207.00 促销价:151.11
|
T130503-25g | 硒粉/高纯硒 [7782-49-2] | ≥99.99% metals basis,200目 | 500g | 857.00 | 625.61 | 登录可见 |
T130503-25g 硒粉/高纯硒 [7782-49-2] ≥99.99% metals basis,200目 500g 857.00 促销价:625.61
|
T130506-100g | 硒粉/高纯硒 [7782-49-2] | ≥99.99% metals basis,200目 | 100g | 342.00 | 249.66 | 登录可见 |
T130506-100g 硒粉/高纯硒 [7782-49-2] ≥99.99% metals basis,200目 100g 342.00 促销价:249.66
|
T130505-25g | 硒粉/高纯硒 [7782-49-2] | ≥99.99% metals basis,200目 | 2.5kg | 3028.00 | 2210.44 | 登录可见 |
T130505-25g 硒粉/高纯硒 [7782-49-2] ≥99.99% metals basis,200目 2.5kg 3028.00 促销价:2210.44
|
T130503-500g | 硒粉/高纯硒 [7782-49-2] | ≥99.999% metals basis,粒径:1-6mm | 500g | 1971.00 | 1438.83 | 登录可见 |
T130503-500g 硒粉/高纯硒 [7782-49-2] ≥99.999% metals basis,粒径:1-6mm 500g 1971.00 促销价:1438.83
|
T130502-100g | 硒粉/高纯硒 [7782-49-2] | ≥99.999% metals basis,粒径:1-6mm | 100g | 614.00 | 448.22 | 登录可见 |
T130502-100g 硒粉/高纯硒 [7782-49-2] ≥99.999% metals basis,粒径:1-6mm 100g 614.00 促销价:448.22
|
T130501-25g | 硒粉/高纯硒 [7782-49-2] | ≥99.999% metals basis,粒径:1-6mm | 25g | 207.00 | 151.11 | 登录可见 |
T130501-25g 硒粉/高纯硒 [7782-49-2] ≥99.999% metals basis,粒径:1-6mm 25g 207.00 促销价:151.11
|
化学性质
质量标准
AR,99.5% metals basis:
外观Appearance Dark Grey to Black Powder
X-射线衍射分析X-Ray Diffraction Conforms to Structure
纯度Purity ≥99.5% Based on Trace Metals Impurities of ICP
ICP Assay Confirms Hafnium component
痕量金属分析total metallic impurities ≤5000ppm by ICP Atomic emission
平均粒径Average Particle Size 200 micron
≥99.99% metals basis,-100mesh,powder:
外观Appearance Grey To Black
纯度Purity ≥99.99% Based on Trace Metals Impurities
粒径Size ≤150.00 micron
ICP: Confirms Selenium Component Confirmed
痕量金属分析Trace Metal Analysis ≤100.0 ppm
≥99.999% metals basis,-100mesh,powder:
外观Appearance Grey Pellets
纯度Purity ≥99.999% Based on Trace Metals Impurities
粒径Size ≤150.00 micron
ICP: Confirms Selenium Component Confirmed
痕量金属分析Trace Metal Analysis ≤10.0 ppm
(Ca、Fe、Ti、Zn、Se、Cu、As、Pb、S)
≥99.9999% metals basis:
外观Appearance Irregular particles
纯度Purity ≥99.9999% Based on Trace Metals Impurities
ICP: Confirms Selenium Component Confirmed
痕量金属分析Trace Metal Analysis ≤1.0 ppm
(杂质包括Ag、Al、Cd、Mg、Ni、Sn、Au、Sr、Ca、Fe、Ti、Zn、Se、Cu、As、Pb、S等)
危险性质
WGK Germany 2
RTECS VS7700000
PackingGroup III
危险品标志 T
危险类别码 36/38-53-33-23/25
安全说明 26-61-45-28-20/21-28A
用途及存储
凯氏定氮用催化剂,无机合成脱氢剂。工业上用于制半导体材料、光度计、光电管及其他光学仪器、整流器、硒感光板、复印硒鼓、合金、搪瓷和玻璃等用。
密封干燥保存。