Manufacturer of Nano Magnesium Carbonate Powder - price for tellurium powder Te 99.99% – Xinglu
Manufacturer of Nano Magnesium Carbonate Powder - 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 |
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With our outstanding administration, powerful technical capability and strict top quality handle procedure, we go on to provide our purchasers with reliable good quality, reasonable selling prices and excellent services. We goal at becoming certainly one of your most responsible partners and earning your gratification for Manufacturer of Nano Magnesium Carbonate Powder - price for tellurium powder Te 99.99% – Xinglu, The product will supply to all over the world, such as: Paraguay, Qatar, Burundi, With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in this field and other industries. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success! We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
By Mavis from Doha - 2018.03.03 13:09
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Denise from Porto - 2017.12.02 14:11
