266418
碲
powder, −200 mesh, 99.8% trace metals basis
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关于此项目
经验公式（希尔记法）:
Te
化学文摘社编号:
分子量:
127.60
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12141913
EC Number:
236-813-4
MDL number:
产品名称
碲, powder, −200 mesh, 99.8% trace metals basis
InChI key
PORWMNRCUJJQNO-UHFFFAOYSA-N
InChI
1S/Te
SMILES string
[Te]
assay
99.8% trace metals basis
form
powder
resistivity
5.8-33 μΩ-cm, 20°C
particle size
−200 mesh
bp
990 °C (lit.)
mp
450 °C (lit.)
density
6.24 g/mL at 25 °C (lit.)
Quality Level
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Application
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。
General description
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。
signalword
Danger
Hazard Classifications
Acute Tox. 4 Inhalation - Aquatic Chronic 4 - Lact. - Repr. 1B - Skin Sens. 1B
存储类别
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
Khan, R.H. et al.
Synthetic Communications, 27, 2193-2193 (1997)
Zhe Liu et al.
Optics express, 21(6), 7799-7810 (2013-04-03)
ZnTe is an important p-type semiconductor with great applications as field-effect transistors and photodetectors. In this paper, individual ZnTe nanowires based field-effect transistors was fabricated, showing evident p-type conductivity with an effect mobility of 11.3 cm(2)/Vs. Single ZnTe nanowire based
Guizhong Wang et al.
Optics express, 21(4), 4703-4708 (2013-03-14)
The octave-spanning spectrum was generated in a tellurite glass based microstructured fiber pumped by a 528 MHz repetition rate Yb:fiber ring laser without amplification. The laser achieved 40% output optical-to-optical efficiency with the output power of 410 mW. By adjusting
Vijay P Singh et al.
Organic letters, 15(24), 6274-6277 (2013-11-28)
In an effort to improve the chain-breaking capacity of the natural antioxidants, an octyltelluro group was introduced next to the phenolic moiety in β- and δ-tocopherol. The new vitamin E analogues quenched peroxyl radicals more efficiently than α-tocopherol and were
Biomethylation of selenium and tellurium: microorganisms and plants.
Thomas G Chasteen et al.
Chemical reviews, 103(1), 1-25 (2003-01-09)
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