2) Daim ntawv cog lus tsis pub lwm tus paub tuaj yeem kos npe
3) Xya hnub rov qab lav
Tseem ceeb tshaj: peb tuaj yeem muab tsis tau tsuas yog cov khoom lag luam, tab sis kev pabcuam kev daws teeb meem!
| Code | Tshuaj muaj pes tsawg leeg% | ||||||
| Purity | B | Mn | Particle Loj | ||||
| ≥ | |||||||
| MnB2-1 | 90% | 28-30% | Bal | 5-10 hli | |||
| MnB2-2 | 99% | 28-29% | Bal | ||||
| Hom | Epoch-Chem | ||||||
| COA ntawm MnB2 hmoov | ||
| Purity | 99% | |
| Mn | Bal. | |
| B | 17 | |
| P | 0.013 ib | |
| S | 0.08 ib | |
| Si | 0.006 ib | |
| Mg | 0.001 ib | |