Selenium Metal Powder
Brand Name:SY
Minimum Order Quantity:100kg
Delivery Time:10-20days
Payment Terms:T/T,Western Union,MoneyGram
Price:US $60 - 70 / Kilogram
Packaging Details:1kg/one plastic bag and aluminium foil bag outside,25kg/Fiber Drums with double plastic bags inside.
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Location:
Shijiazhuang Hebei China
Address:
TianshanStreet High-tech Development Zone, Shijiazhuang City, Hebei Province, China
Supplier`s last login times:
within 30 hours
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Product Details
Selenium Metal Powder
PROPERTIES
Amorphous red powder, When heated, it turns to crystal and turns into during the long term storage. The S.G.of Crystalloid Selenium powder is 4.5g/cm3, with M.P.of 685°C; Amorphous selenium will soften at 40°C and melt at 217°C. Crystalloid selenium with property of semiconductor is dissoluble in strong nitric and alkali. Selenium can be alloyed with silver, copper, zinc and lead, low toxicity.
APPLICATION
Pharmaceutical, chemical, glass, electronic, metallurgy, ceroscopy industry.
PRODUCT NAME: SELENIUM POWDER
ITEM | STANDARD |
Appearance | Gray to black powder |
Se | ≥99.9% |
Cu | ≤10ppm |
Hg | ≤10ppm |
As | ≤30ppm |
Sb | ≤10ppm |
Te | ≤70ppm |
Pb | ≤20ppm |
Fe | ≤50ppm |
Ni | ≤20ppm |
Particle size | 200mesh |
Selenium Metal Powder
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