产品说明
一般描述
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.
Lead telluride (PbTe) has a cubic rocksalt crystal structure which undergoes transition at high pressures to an orthorhombic structure.1 PbTe is a thermoelectric material, oxidation in air has been reported. 2
应用
Lead(II) telluride (PbTe) is a narrow bandgap semiconductor with good electrical properties. It is a thermoelectric material with thermal conductivity of ~2 Wm−1K−1 at 300 K, which can be used in thermoelectric power generation and energy conversion.
包装
50 g in glass bottle
Packaged in glass bottles
基本信息
| 线性分子式 | PbTe |
| 分子量 | 334.80 |
| EC 号 | 215-247-1 |
| MDL编号 | MFCD00016274 |
| PubChem化学物质编号 | 24855370 |
| NACRES | NA.23 |
产品性质
| 质量水平 | 100 |
| 测定 | 99.998% trace metals basis |
| 形式 | crystals and lumps |
| 环保替代产品特性 | Design for Energy Efficiency Learn more about the Principles of Green Chemistry. |
| mp | 905 ℃ (lit.) |
| 密度 | 8.164 g/mL at 25 ℃ (lit.) |
| 环保替代产品分类 | Enabling |
| SMILES string | [Te]=[PbH2] |
| InChI | 1S/Pb.Te |
| InChI key | OCGWQDWYSQAFTO-UHFFFAOYSA-N |
安全信息
| 象形图 |    |
| 警示用语： | Danger |
| 危险声明 | H302 + H332 - H351 - H360Df - H373 - H410 |
| 预防措施声明 | P202 - P260 - P273 - P301 + P312 - P304 + P340 + P312 - P308 + P313 |
| 危险分类 | Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 2 - Repr. 1A - STOT RE 2 |
| 储存分类代码 | 6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects |
| WGK | WGK 3 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
| 个人防护装备 | Eyeshields, Gloves, type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
Sigma-Aldrich
m.cnreagent.com
