High reputation Nano Cerium Oxide Power - price for tellurium powder Te 99.99% – Xinglu
High reputation Nano Cerium Oxide Power - price for tellurium powder Te 99.99% – Xinglu Detail:
Product Description
1. MATERIAL OVERVIEW
Characteristics: |
Silvery white, lustrous, solid metal. Soluble in sulfuric acid, nitric acid, potassium hydroxide and potassium cyanide solution. Insoluble in water. Imparts garlic-like odor to breath, can be depilatory. It is a p-type semiconductor and its conductivity is sensitive to light exposure. |
Hazards: |
(Metal and compounds, as Te): Toxic by inhalation. Tolerance: 0.1 mg/m3 of air. |
Applications: |
Tellurium could be used in different fields, according to its purity. It could be used as infrared detector materials, solar cell material, cooling material and so on. Mainly applied for compound semi-conductor, solar energy cell, electrothermic transition element, cooling element,air-sensitive,thermosensitive,pressure-sensitive,photosensitive,piezo-electric crystal and nuclear radiation detect, infrared detector and basic material. |
2. GENERAL PROPERTIES
Symbol: |
Te |
CAS: |
13494-80-9 |
Atomic Number: |
52 |
Atomic Weight: |
127.60 |
Density: |
6.24 gm/cc |
Melting Point: |
449.5 ℃ |
Boiling Point: |
989.8 ℃ |
Thermal Conductivity: |
- |
Electrical Resistivity: |
4.36x10(5) microhm-cm @ 25 ℃ |
Electronegativity: |
2.1 Paulings |
Specific Heat: |
0.0481 Cal/g/oK @ 25℃ |
Heat of Vaporization: |
11.9 K-Cal/gm atom at 989.8 ℃ |
Heat of Fusion: |
3.23 Cal/gm mole |
3. SPECIFICATION
Te % |
99.99 min |
Al |
5 |
Cu |
10 |
Fe |
5 |
Pb |
15 |
Bl |
5 |
Na |
20 |
Si |
5 |
S |
10 |
Se |
15 |
As |
5 |
Mg |
5 |
Total content of impurity |
100max |
Certificate:
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Being supported by an advanced and professional IT team, we could offer technical support on pre-sales & after-sales service for High reputation Nano Cerium Oxide Power - price for tellurium powder Te 99.99% – Xinglu, The product will supply to all over the world, such as: Mexico, Portugal, Peru, With many years good service and development, we've a professional international trade sales team. Our products have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!
By Melissa from Saudi Arabia - 2018.09.16 11:31
Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
By Mario from Czech - 2018.11.11 19:52