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| Ultrapure Ammonium Perrhenate |
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High Purity Tungsten Powder |
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| Position: Home -> Products->High Purity Tungsten powder |
High Purity Tungsten Powder
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Metallic impurities content:(%,max) |
Appearance:Gray powder
Common uses:As high-grade target material; as electrode material for precision electron and high precision resistance industries.
Specification:
Accords with QB/KT0201-2008 standard
Re 99.997%min
(Calculated by subtractive method,excluding gas content)
|
| K |
0.00020 |
Na |
0.00020 |
Ca |
0.00020 |
Fe |
0.00015 |
| Ba |
0.00005 |
Mo |
0.00015 |
Pb |
0.00005 |
Cu |
0.00005 |
| Sn |
0.00005 |
Bi |
0.00005 |
Mn |
0.00005 |
Be |
0.00005 |
| Pt |
0.00005 |
Co |
0.00005 |
Cd |
0.00005 |
As |
0.00005 |
| Mg |
0.00005 |
Zn |
0.00005 |
Sb |
0.00005 |
Al |
0.00005 |
Ni |
0.00005 |
Ti |
0.00005 |
Cr |
0.00005 |
Ta |
0.00010 |
Package:Vacuumized plastic bag inside, net each 1.0kg; steel drum outside,net each 25kg.
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