OEM manufacturer Cuo - Selenium Se powder – Xinglu
OEM manufacturer Cuo - Selenium Se powder – Xinglu Detail:
Product Description
selenium metal powder
1. Features
|
Symbol: |
Se |
|
CAS |
7782-49-2 |
|
Atomic Number: |
34 |
|
Atomic Weight: |
78.96 |
|
Density: |
4.79 gm/cc |
|
Melting Point: |
217 oC |
|
Boiling Point: |
684.9 oC |
|
Thermal Conductivity: |
0.00519 W/cm/K @ 298.2 K |
|
Electrical Resistivity: |
106 microhm-cm @ 0 oC |
|
Electronegativity: |
2.4 Paulings |
|
Specific Heat: |
0.767 Cal/g/K @ 25 oC |
|
Heat of Vaporization: |
3.34 K-cal/gm atom at 684.9 oC |
|
Heat of Fusion: |
1.22 Cal/gm mole |
3. Hazards
Selenium salts are toxic in large amounts, but trace amounts are necessary for cellular function
4. Applications
Selenium is now used in a variety of applications, from glass and metallurgical applications to pigments, agriculture and electronics.
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We continue to keep increasing and perfecting our solutions and service. At the same time, we operate actively to do research and enhancement for OEM manufacturer Cuo - Selenium Se powder – Xinglu, The product will supply to all over the world, such as: Jeddah, Mexico, Estonia, We are fully aware of our customer's needs. We provide high quality products, competitive prices and the first class service. We would like to establish good business relationships as well as friendship with you in the near future.
By Pag from Toronto - 2017.07.28 15:46
We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!
By Joyce from Netherlands - 2017.02.28 14:19
