OEM/ODM Supplier Nio - Selenium Se powder – Xinglu
OEM/ODM Supplier Nio - 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're proud from the higher client fulfillment and wide acceptance due to our persistent pursuit of high quality both on product and service for OEM/ODM Supplier Nio - Selenium Se powder – Xinglu, The product will supply to all over the world, such as: Spain , Bogota , Iran , We would very much welcome an opportunity to do business with you and have pleasure in attaching further details of our products. Excellent quality, competitive prices,punctual delivery and dependable service can be guaranteed.
By Geraldine
from Somalia
- 2018.06.03 10:17
It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
By Tom
from Rotterdam
- 2018.08.12 12:27
