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China
Persona de contacto Tao
Dinghai, Jilin
PRODUCT NAME: SELENIUM POWDER
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ITEM |
STANDARD |
Appearance |
Gray to black powder |
Se |
≥*9.9% |
Cu |
≤*0ppm |
Hg |
≤*0ppm |
As |
≤*0ppm |
Sb |
≤*0ppm |
Te |
≤*0ppm |
Pb |
≤*0ppm |
Fe |
≤*0ppm |
Ni |
≤*0ppm |
Particle size |
**0mesh |