硒化钨(IV)
Tungsten(IV) selenide
产品价格
| 产品编号 | 品牌 | 包装单位 | 单价(元) | 现货 |
| 3062619 | Alfa Aesar | 10g | 1470 | 请咨询 |
| 3062619 | Alfa Aesar | 50g | 5360 | 请咨询 |
| 3257157 | Sigma-Aldrich | 1 EA | 11710 | 请咨询 |
| 3525443 | J&K | 10G | 861 | 请咨询 |
| 3525443 | J&K | 50G | 3010 | 请咨询 |
结构式
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基本信息
| 应用 | Tungsten(IV) selenide is used as an important compound in electrochemical solar cells. It acts as a stable semiconductor. |
| 备注 | Incompatible with strong oxidizing agents. |
| MDL | MFCD00049703 |
| EINECS | 235-078-7 |
| 分子式 | WSe2 |
| 分子量 | 341.77 |
| 密度 | 9.32 |
| 灵敏度 | Ambient temperatures. |
| 形态 | 10-20 Micron powder |
| 溶解性 | Insoluble in water. |
| 包装组 | III |
| 危险类别 | 23/25-33-50/53 Toxic by inhalation and if swallowed.Danger of cumulative effects.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
安全信息
| 危险等级 | 9 |
| 安全等级 | 20/21-28-45-60-61 When using do not eat, drink or smoke.After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer).In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).This material and its container must be disposed of as hazardous wasteAvoid release to the environment. Refer to special instructions/safety data sheets. |
| RTECS | YO7714000 |
| 欧盟危险品标志 |   |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |    |
| Hazard Statements | H301-H331-H373-H400-H410 Toxic if swallowed.Toxic if inhaled.May cause damage to organs through prolonged or repeated exposure.Very toxic to aquatic life.Very toxic to aquatic life with long lasting effects. |
| Precautionary Statements | P260-P301+P310a-P304+P340-P311a-P405-P501a Do not breathe dust/fume/gas/mist/vapours/spray.Do not breathe dust/fume/gas/mist/vapours/spray.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. |