Vat Blue 4 / Vat Blue RSN for Cotton Silk Wool Plastic Rubber

 Vat Blue 4 / Vat Blue RSN C.I. 69800 CAS NO.: 81-77-6 Packed in 25kgs carton Used for dyeing cotton silk wool plastic rubber paint etc. [video width="960" height="720" mp4="https://www.pldyes.com/uploads/7291dd453.mp4"][/video]