5 China 
2 Russia 
1 Switzerland 
1 Seychelles 
1 Germany 
1 India 
China Manufacturing Selenium Powder Optical Instrument Granule - China
price: contact company for price
1 - Santech Materials specializes in producing high purity
selenium with the smallest particle
average grain sizes .
2 - Selenium is a chemical element with symbol Se and atomic
number 34 - and found impurely in metal sulfide ores.
3 - Selenium has six naturally occurring isotopes.
Black Se
is a brittle, lustrous solid that is slightly
soluble in CS2 -
Product Name ： Selenium
Molecular Formula ： Se
Molecular Weight ： 78.96
Melting Point ： 217°C
Boiling Point : 684.9±1.0 °C
Relative Density : 4.81 g / cm3
Purity : 99.99 %
Appeaance : Black
CAS No.
: 7782- 49- 2
Company Contact:
- Posted By: Changsha Santech Materials Co.,Ltd.
- Phone: 8673189723191
- Address: Room 909-910, 9/f Xiaoxiang International Bldg, 15, Changsha , China
- Email:
- Website: http://www.santechchem.cn
Published date: May 14, 2014
- Business Description: SANTECH Your materials engineer with unlimited technical assistance.
Changsha Santech Materials Co., Ltd is a private enterprise that integrates scientific research, material processing, recycling and trade.
It owns independent Import Export right, and aims to be a leading premium supplier of rare metals, advanced materials and inorganic chemicals in the world.
After years of efforts, Changsha Santech has developed reputable business relationship with customers from more than 20 countries and regions, and has exported Tellurium, Bismuth, Gallium, Germanium and Manganese regularly.
Changsha Santech also is engaged in transit trade of minor metals to develop international competitiveness.
Changsh a Santech has a professional team and sticks to the Operation Principle : Quality, Specialty, Service, Value.
And it develops new products actively to serve our customers.
We sincerely look forward to working with reliable partners in the long term mutually beneficial cooperation.
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