... Carbon Black 1. Type: n220 ,n330,n550.n660. 2. Cas no:1333-86-4 3. Place of origin: China 4. Standard: GB3 ... Carbon Black 1. Type: n220 ,n330,n550.n660. 2. Cas no:1333-86-4 3. Place of origin: china 4. Standard: GB ... ,ParameterCarbon black N220Carbon black N330Carbon black N550Carbon black N660Loding Absorption Number(g/Kg)114-12877-8739-4732-40Absorption Value of DBP ...