Hariect Fast Red B- Direct Dyes Chemical Name: Fast Red B CI Number: Direct Red 80 Commercial Name: Hariect Fast Red B Fastening Properties: Lights : 4 Washing-Effect on Dyeing : 2-3 Washing-Staining of Cotton : 3 Water-Effect on Dyeing : 3 Water-Staining of Cotton : 3 End use: Cotton, Viscose, Paper and Rayon Materials.