Discountable price Nano Zirconium Oxide Powder - Selenium Se powder – Xinglu
Discountable price Nano Zirconium Oxide Powder - 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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Our products are greatly recognized and trustworthy by users and will fulfill continually shifting economic and social requires for Discountable price Nano Zirconium Oxide Powder - Selenium Se powder – Xinglu, The product will supply to all over the world, such as: Marseille , Doha , Kuwait , We also have the strong ability of integration to supply our best service, and plan to build the warehouse in the different countries around the world, that will be more conveniently to service our customers.
By ron gravatt from Albania
- 2018.08.12 12:27
We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
By Jodie
from Slovakia
- 2017.09.30 16:36
