266418
碲
powder, −200 mesh, 99.8% trace metals basis
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经验公式（希尔记法）:
Te
化学文摘社编号:
分子量:
127.60
EC 号:
MDL编号:
UNSPSC代码:
12141913
PubChem化学物质编号:
NACRES:
NA.23
质量水平
方案
99.8% trace metals basis
表单
powder
电阻率
5.8-33 μΩ-cm, 20°C
粒径
−200 mesh
沸点
990 °C (lit.)
mp
450 °C (lit.)
密度
6.24 g/mL at 25 °C (lit.)
SMILES字符串
[Te]
InChI
1S/Te
InChI key
PORWMNRCUJJQNO-UHFFFAOYSA-N
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一般描述
碲没有放射性，是硫族家族中最重的成员。 它的氧化态范围很宽，从-2至+6。它被广泛应用于 冶金和电子领域。
应用
碲与氢氧化钾结合，介导了芳香族羰基化合物的定量频哪化。
碲可用作制备以下物质的前体:
- 用于半导体应用的碲基纳米材料，如通过溶剂热合成制备的CdTe纳米颗粒。
- 用于荧光法测定生物活性化合物的量子点溶液。
- 热电材料，如通过熔融-淬灭-SPS方法制备的Cu4Mn2Te4。
警示用语：
Danger
危险分类
Acute Tox. 4 Inhalation - Aquatic Chronic 4 - Lact. - Repr. 1B - Skin Sens. 1B
储存分类代码
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGK
WGK 2
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
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