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China wholesale Magnesium Alloy Am50a Pricelist – 99.9%min, 200mesh selenium powder – Fitech
China wholesale Magnesium Alloy Am50a Pricelist – 99.9%min, 200mesh selenium powder – Fitech Detail:
Basic information:
1.Molecular formula: Se
2.Molecular weight: 78.96
3.Storage: Store in a cool, ventilated and dry warehouse. Protect from moisture and exposure.
4.Packing:This product should be used in six months,and please restore the remanins in vacuum package.
Descriptions:
● Selenium is a chemical element with symbol Se and atomic number 34 and found impurely in metal sulfide ores.
● Selenium has six naturally occurring isotopes. Black Selenium is a brittle, lustrous solid that is slightly soluble in CS2.
● Specializes in producing high purity selenium with the smallest particle average grain sizes.
| Product name | Selenium Powder |
| CAS No | 7782-49-2 |
| Melting point | 217°C |
| Purity | 99.9% |
| HS Code | 2804909000 |
| Density | 4.81 g /cm3 |
| Molecular Weight | 192.35 |
| Size | 200mesh |
Application:
1. Selenium has good photovoltaic and photoconductive properties, and it is used extensively in electronics, such as photocells, light meters and solar cells.
2. The second largest use of selenium is in the glass industry: selenium is used to remove colour from glass, to give a red colour to glasses and enamels.
3. The third min use, taking about 15% is sodium selenite for animal feeds and food supplements.
4. Selenium can also find applications in photocopying, in the toning of photographs. Its artistic use is to intensify and extend the tonal range of black and white photographic images.
5. Other uses of selenium are in metal alloys such as the lead plates used in storage batteries and in rectifiers to convert AC current in DC current.
6. Selenium is used to improve the abrasion resistance in vulcanized rubbers. Some selenium compounds are added to anti-dandruff shampoos.
Certificate
The products have been approved by FDA,REACH,ROSH,ISO and other certification, in line with national standards.
Advantage
Quality First
Competitive Price
First-class Production Line
Factory Origin
Customized Services
Factory
Packing
Packing : 25kg iron drum,
20′feet container with pallet 10 ton
FAQ:
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
Product detail pictures:
Related Product Guide:
We hold strengthening and perfecting our items and repair. At the same time, we get the job done actively to do research and progress for China wholesale Magnesium Alloy Am50a Pricelist – 99.9%min, 200mesh selenium powder – Fitech , The product will supply to all over the world, such as: Moldova, Czech Republic, Rome, Please feel cost-free to send us your specifications and we'll respond to you asap. We've got a professional engineering team to serve for the every single detailed needs. Free samples may be sent for you personally to know far more facts. So that you can meet your desires, please really feel cost-free to contact us. You could send us emails and call us straight. Additionally, we welcome visits to our factory from all over the world for much better recognizing of our corporation. nd merchandise. In our trade with merchants of several countries, we often adhere to the principle of equality and mutual advantage. It is our hope to market, by joint efforts, both trade and friendship to our mutual benefit. We look forward to getting your inquiries.
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