Direct Dyes Yellow 44 for Paper Dyeing

Product Name: Direct Yellow 44
C.I. No.: 29000
CAS No.: 8005-52-5
Molecular Formula: C27H20N6Na2O8S
Molecular Weight: 634.53
Relative Name:
Direct Yellow L4G,Direct Fast Yellow GC,Solophenyl Yellow 5GL.
Shade: yellow. Brown powder. 
Direct Yellow 44 Physical Properties and light fastness, solubility. 
Direct yellow 44 Properties and Applications:
Soluble in water forgreen light yellow, slightly soluble in alcohol. The strong sulfuric acid dyes forred, diluted into shallow purple. The dye solution to join strong hydrochloric acid into Red sauce, accompanied by precipitation; Add thick sodium hydroxide solution to brown light orange, precipitation. Water-soluble, a little sensitive fights. In 90 ºC the solubility of 60 g/L. For tender yellow light. In dye bath of copper ions in a little turned dark colored light and red (3 class); Iron ion in slightly turned dark colored light and red (category 4). For A class SDC classification. Used for cotton, viscose, silk, polyamide, polyester/cotton blended fabric dyeing and printing directly, can also be used for leather, paper and ink color.
 
Package, 25KG/DRUM, CARTON BOX, BAG
 
Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application.


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