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  • 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:


    • Phone: 8673189723191

    • Address: Room 909-910, 9/f Xiaoxiang International Bldg, 15, Changsha, China

    • Email: Email


    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.

      Changsha 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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