1.black masterbatch 2.Carrier:PE, PP, PS, ABS, PVC, PC, PA,PBT, ... .Better hiding power, dispersibility 4.SGS,CTI,FDA,ROHS Black masterbatch 1507Processing method:Injection Moulding, othersContent of carbon black:18%Information ... your reference:1)Content of carbon black of our black masterbatch can be from 22%~50%, according to your needs.2 ...