| Appearance: Black Powder | |
| CAS: 60687-94-7 | |
| Purity:98%Mn | |
| Size:200mesh(74um), 400mesh | |
| Storage:in Dry Sealed condition. | |
| Test Items | Standards | Results |
| 1. Appearance | Black powder without a clear sense of granularity; | confirm |
| 2.Particle Size | The particles size ≤ 200 or 400 mesh. | confirm |
| 3. XRD pattern | The intensity of the peaks belong Nb4AlC3 ≤ 5% of the intensity of the strongest peak. | confirm |
| 3. SEM images | The particles(the size ≤ 75/38 µm )are more than 80% in a defined range of vision. | confirm |
| 4. TEM images | Clear crystal lattice lines can be found in the Tem images of the Nb4AlC3 particles. | confirm |