... as pigment D.powder or granular Carbon black N220 N330 N550 N6602N220 We supply diverse ... model carbon black, for example N220, N330, N550, N660, N339, ... of origin: china4. Standard: GB 3778-20035. Form: black granule or powder6.Process: wet or dry process7. Usage ... property Put away from water and solarization Carbon black N330 N220 N550 N660 1black powd or granular ...