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Home > Products >  Oxygen-free Selenium(Se)

Oxygen-free Selenium(Se) CAS NO.7782-49-2

  • Min.Order: 100 Gram
  • Payment Terms: T/T
  • Product Details


  • 99.999%Selenium powder
  • Selenium granule
  • Oxygen-free selenium

Quick Details

  • ProName: Oxygen-free Selenium(Se)
  • CasNo: 7782-49-2
  • Molecular Formula: Se
  • Application: It is mainly used in the manufacture o...
  • ProductionCapacity: Metric Ton/Day
  • Purity: 99.999%;99.9999%
  • LimitNum: 100 Gram
  • Grade: Electron Grade


service :supply msds , free sample, solutions for material application;
payment terms :t/t 30days after customer approval; 


selenium (se) 
advantage : oxygen-free selenium 
1,purity:5n(99.999%) ;6n(99.9999%);
2,technic: rectification - second rectification;
3,analysis :icp-ms or gdms (5n’s standard :all impurity elements is below 10ppm);
4,particle size :
 powder: -100mesh;-200mesh; granule:1-3mm;2-5mm;
5,service :supply msds ,free sample ; solutions for material application;
6,packing :vacuum packing or argon shield ;
7,application: it is mainly used in the manufacture of ii-vi compound semiconductor: znse,cdse ;cigs thin-film solar cells ...
8,payment term : t/t 30days after customer approval;
9,physical character: 
atomic weight: 78.96 
electronegative: 2.55 
density: ρ=4.81 g•cm−3
melting point: 221 ℃ 
boiling point: 685 ℃ 
10, specification: 
high purity selenium: 
se-05 grade 99.999. the content of selenium is above 99.999%. the total content of ag, al, bi, cd, cu, fe, in, mg, ni, pb, sb, te is bellow 10 ppm; 
uitra purity selenium: 
se-06 grade 99.9999. the content of selenium is above 99.9999%. the total content of ag, al, bi, cd, cu, fe, in, mg, ni, pb, sb, te is bellow 1 ppm.;

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