... grades of pigment carbon black, ehich are widely used for printing ink, coating, paints and so on. This Series of pigment black is ... , C611-2, C655. They are generally used for Printing Ink, Master Batch, Paints, Coating and so on. Several grades of these can replace ... , please contact us at any time. And we will offer you best quality, best price and best service! We are looking forward ...