Description
Physical properties:
white crystalline powder, easily soluble in water.
Packing:
Plastic bottle or aluminum foil bag in outer carton.
Chemical composition: implement enterprise standard Q/DFT 008-2006.
| Impurity element | Niobium oxalate (Q/DFT 008-2006) | ||
| T-1 | T-2 | ||
| Eigenvalues | Nb | ≥15 | ≥15 |
| Fe | 0.0010 | 0.0015 | |
| Cr | 0.0003 | 0.0005 | |
| Ni | 0.0003 | 0.0005 | |
| Si | 0.0015 | 0.0025 | |
| Ti | 0.0003 | 0.0005 | |
| Al | 0.0003 | 0.0005 | |
| Mo | 0.0015 | 0.0020 | |
| Cu | 0.0003 | 0.0005 | |
| Mg | 0.0003 | 0.0005 | |
| Sn | 0.0003 | 0.0005 | |
| Mn | 0.0003 | 0.0005 | |
| Ca | 0.0015 | 0.0025 | |