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