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waste , tungsten waste,wire |
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W :above 99.95 Fe: below 0.01 Mo: below0.01 K: 75 to 90ppm other impurity, each below 0.02 |
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filaments for lamps or metalizing materials. |
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blackening resistant non-sagging |
Industrial field |
others, waste & water treatment |
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There are no existing companies to distribute selected chemical product |
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