High definition Mno2 Nanopowder - Selenium Se powder – Xinglu
High definition Mno2 Nanopowder - 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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Adhering to your principle of "quality, assistance, performance and growth", we have now gained trusts and praises from domestic and international customer for High definition Mno2 Nanopowder - Selenium Se powder – Xinglu, The product will supply to all over the world, such as: Portugal, Brisbane, Macedonia, We have constructed strong and long co-operation relationship with an enormous quantity of companies within this business in Kenya and overseas. Immediate and specialist after-sale service supplied by our consultant group has happy our buyers. Detailed Info and parameters from the merchandise will probably be sent to you for any thorough acknowledge. Free samples may be delivered and company check out to our corporation. n Kenya for negotiation is constantly welcome. Hope to get inquiries type you and construct a long-term co-operation partnership.
By Edith from Slovenia - 2017.04.08 14:55
High Quality, High Efficiency, Creative and Integrity, worth having long-term cooperation! Looking forward to the future cooperation!
By Poppy from Chile - 2018.02.08 16:45