We produce many grades of pigment carbon black.
And we have the counertype of Degussa ,Carbot,Colombia and other large company's products.
For example:our Especially black 1# equality Degussa Special Black 6.
We also have Optical Brightening Agent and Tianium dioxide.
Our Optical Brightening Agent HPE-100 has been used by BASF.
And we have cooperated with many large company.
We also have ROHS certification.