- carbon black
- 2016-09-13 05:26
- Specification： Name ，Parameter Carbon black N220 Carbon black N330 Carbon black N550 Carbon black N660 Loding Absorpti
- Magnesium oxide
- 2016-09-12 20:41
- Magnesium Oxide Active1)MgO%:92Min2)CaO%:1.0Max3)Insoluble in HCL solution%:0.10Max4)Screening Residues (75um mesh)%:0.1