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الشخص الذي يمكن الاتصال به Rongguang
Room 1217, Floor 12, Building 2, Yard 3, Huizhong Road, Chaoyang District, Beijing, Beijing
Selenium (Se)
1, Physical character:
| Atomic Weight | Electronegative | Density | Melting Point | Boiling Point |
| *8.*6 | 2.*5 | ρ=4.*1 g·cm−3 | **1 °C | **5 °C |
2, Specification:*9.*9%**9.***9%
3, Physical Size:Granule, Powder.
4, Usage:
It is mainly used in the preparation of the material of the selenium drum, photoelectric material, electrostatic photogragh and other materials of optical instrument.
5, Packing:
It is packed with dacron film, then covered with a sealed plastic film bag.
