2) Mkataba wa usiri unaweza kusainiwa
3) Dhamana ya kurejesha pesa kwa siku saba
Muhimu zaidi: hatuwezi kutoa sio bidhaa tu, lakini huduma ya suluhisho la teknolojia!
CoB | B | Co | Si | O | C | Fe |
99% | 11.5% | 87.7% | 0.01% | 0.09% | 0.02% | 0.06% |
Kanuni | Muundo wa Kemikali% | ||||||
Usafi | B | Co | Ukubwa wa Chembe | ||||
≥ | |||||||
CoB-1 | 90% | 15-17% | Bal | 5-10um | |||
CoB-2 | 99% | 15-16% | Bal | ||||
Chapa | Enzi |