Name:C.I.Basic Yellow 49,C.I.480543 C.I.Basic Yellow 49,C.I.480543,CAS 55777-80-5,369.84,Catonic Yellow M-RL,Catonic Yellow X-RL Molecular Formula: Molecular Weight: CAS Registry Number:55777-80-5Properties and Applications: Low fastness to light. Basic Yellow 49 Dyes mainly used for dyeing hemp, paper, leather, straw woven goods, rayon, etc., also used for printing and dyeing cotton goods. The lake is used for wallpaper, color paper, ink and paint. For acetic acid fiber; Dyed cotton, but low fastness, bright color, can be used to make green or red. Also used in leather; The paper; Dyeing of hemp and viscose. Alkaline could have been used for oil; Fat; The coloring of paint, etc. Can also prepare lake, used for ink.Standard Light FastnessPersperation FastnessIroning FastnessSoapingFadingStainFadingStainFadingStainISO7-84-554-55