Mobile：+86-13607335783
Tel：+86-731-28265126
E-mail：tang396919@hotmail.com
Add: 106, Building 27, Yonghong Village, Hetang District, Zhuzhou, Hunan, China
DESCRIPTION
Commercial Grade Tantalum Pentoxide
Appearance: White or Yellowish Powder
| Grade | FIRST | SECOND | THIRD | |
| Main content, % By substraction(exclusive of F, Ignition Loss) | 99.9 | 99.5 | 99 | |
| Impurity Content,%,max | Nb | 0.005 | 0.02 | 0.2 |
| Ti | 0.001 | 0.002 | 0.1 | |
| W | 0.001 | 0.003 | 0.2 | |
| Mo | 0.001 | 0.002 | 0.005 | |
| Cr | 0.001 | 0.003 | - | |
| Mn | 0.001 | 0.002 | 0.005 | |
| Fe | 0.005 | 0.01 | 0.03 | |
| Ni | 0.002 | 0.005 | - | |
| Cu | 0.002 | 0.005 | - | |
| Al | 0.002 | 0.004 | 0.01 | |
| Si | 0.005 | 0.01 | 0.02 | |
| F | 0.1 | 0.15 | 0.5 | |
| Ignition，Loss, %, max | 0.4 | 0.4 | 0.4 | |
| Special requirements to be agreed upon by the supplier and buyer. | ||||
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FIR METAL&RESOURCE.,LTD
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106, Building 27, Yonghong Village, Hetang District, Zhuzhou, Hunan, China
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