C.i.sulphur brown 10, c.i.53055, cas 1326-51-8, sulphur redbrown dr, sulphur yellowbrown 3gr, sulphur yellow brown 5g, sulphur yellow brown 5gd cas registry number:1326-51-8 mainly used for dyeing and winding dyeing on cotton, jute, viscose, polyvinyl alcohol fibre and polyester, polyamide fibre, especially used for rolling dyeing. It is uniform and stable in colour, good permeability when dyeing without any fragile treatment.it is also used for dyeing on leather and original viscose fibre.storage and transportation it must be store in drying and ventilation preventing from sunlight directly.