2019 New Style Nano Copper Oxide - price for tellurium powder Te 99.99% – Xinglu
2019 New Style Nano Copper Oxide - 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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Our mission will be to grow to be an innovative supplier of high-tech digital and communication devices by giving worth added design and style, world-class production, and service capabilities for 2019 New Style Nano Copper Oxide - price for tellurium powder Te 99.99% – Xinglu, The product will supply to all over the world, such as: Puerto Rico, Georgia, Ireland, Adhering to the management tenet of "Managing Sincerely, Winning by Quality", we try our best to provide excellent products and service to our clients. We look forward to making progress together with domestic and international clients.
By Tony from Denmark - 2018.03.03 13:09
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By Jonathan from Morocco - 2018.12.05 13:53
