二水碲酸
Telluric acid dihydrate
产品价格
| 产品编号 | 品牌 | 包装单位 | 单价(元) | 现货 |
| 3060119 | Alfa Aesar | 10g | 1370 | 请咨询 |
| 3060119 | Alfa Aesar | 50g | 4290 | 请咨询 |
| 3557578 | Strem | 5g | 655 | 请咨询 |
| 3557578 | Strem | 25g | 2470 | 请咨询 |
基本信息
| 应用 | Telluric acid dihydrate is used in the preparation of tellurium nanorods through hydrazine-driven reduction, which finds application in solar cells, thermoelectric and topological insulators. It is also involved in the preparation of tellurium metal by reacting with the solution of potassium thiocyanate. |
| 备注 | Hygroscopic. Incompatible with oxidizing agents. |
| MDL | MFCD00150387 |
| EINECS | 232-267-6 |
| 分子式 | H2O4Te?2H2O |
| 分子量 | 229.64 (193.61anhy) |
| 熔点 | 136° |
| 沸点 | 160° dec. |
| 密度 | 3.158 |
| 灵敏度 | Hygroscopic. Store under Nitrogen. Ambient temperatures. |
| 形态 | Crystalline |
| 溶解性 | Soluble in water. |
| UN# | UN3284 |
| 包装组 | III |
| 危险类别 | 20-36/37/38 Harmful by inhalation.Irritating to eyes, respiratory system and skin. |
安全信息
| 危险等级 | 6.1 |
| 安全等级 | 9-26-36/37-60 Keep container in a well-ventilated place.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.This material and its container must be disposed of as hazardous waste |
| RTECS | WY2350000 |
| 欧盟危险品标志 |  |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |  |
| Hazard Statements | H332-H315-H319-H335 Harmful if inhaled.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation. |
| Precautionary Statements | P261-P280a-P305+P351+P338-P304+P340-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.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. |