2) Asiri adehun le ti wa ni wole
3) Ẹri agbapada ọjọ meje
Diẹ pataki: a le pese kii ṣe ọja nikan, ṣugbọn iṣẹ ojutu imọ-ẹrọ!
Orukọ ọja:Tantalumirin lulú
Mimọ: 99%-99.95%
Cas No: 7440-25-7
Iwọn patiku: 325 mesh, 100 mesh, ati bẹbẹ lọ
| Ipele | Ta 2N | Ta 3N | Ta 3N5 |
| Mimo(%min) | 99 | 99.9 | 99.95 |
| C (ppm max) | 200 | 150 | 50 |
| H(ppm o pọju) | 100 | 50 | 30 |
| N(ppm max) | 150 | 100 | 50 |
| Al(ppm max) | 30 | 20 | 5 |
| Cr(ppm max) | 100 | 50 | 20 |
| Fe(ppm max) | 100 | 50 | 30 |
| Mn(ppm max) | 20 | 10 | 5 |
| Mo(ppm max) | 50 | 30 | 5 |
| Nb(ppm max | 200 | 100 | 20 |
| Ni(ppm max) | 100 | 50 | 20 |
| Si(ppm max) | 200 | 100 | 20 |
| Ti (ppm max | 20 | 10 | 5 |
| W(ppm o pọju) | 50 | 30 | 20 |
| Iwọn patiku | -100 apapo | -100 apapo | -100 apapo |






