Acid Red 18 Acid Red Dye for Wool and Silk

Product Name: Acid Red 18
C.I. No.: 16255
CAS No.: 2611-82-7
Molecular Formula: C20H11N2Na3O10S3
Molecular Weight: 604.48
 
Shade:Red
 
Relative name: Acid Scarlet 121;Acid Scarlet 2R;Acid Scarlet 3R;Acid Scarlet BR;Acid Scarlet R;Acid Brilliant Red 4R;Apollo Acid Brilliant Scarlet 3R;Brilliant Scarlet 3R;Daiwa New Coccine;Dycroacid Scarlet 3R;Orcoacid Brilliant Scarlet 3R-L;Rifa Acid Brilliant Scarlet R;Vicoacid Scarlet 3R;Triacid Ponceau 4R; 
Properties:
Soluble in water red, slightly soluble in ethanol and soluble fiber element, insoluble in other organic solvents. Strong sulfuric acid in purple, will the red orange is diluted; Nitric acid solution inyellow. Its water solution and strong hydrochloric acid red, add sodium hydroxide isbrown. 
 
Applications:
Mainly used for wool, silk, polyamide fiber and its blended fabric dyeing, also can be used for leather, paper, plastic, wood, medicine and cosmetics of dyeing, still can make the ink.

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