Product Name: Direct Violet 51
C.I. No.: 27905
CAS No.: C32H27N5Na2O8S2
Molecular Formula: C32H27N5Na2O8S2
Molecular Weight: 719.7
Shade: blue purple powder.
Relative name:
C.I. Direct Violet 51 (7CI);C.I. Direct Violet 51,disodium salt (8CI);Sirius Violet BB (6CI);Amanil Fast Violet BL;AtlanticFast Violet FFB;Azine Light Violet BB;Benzanil Fast Violet 2BL;Benzo ViscoseViolet BL;Chloramine Brilliant Fast Violet 3B;Chrome LeatherViolet BL;Cotton Violet BB;Diazol Light Violet B;Diphenyl Brilliant VioletB;Diphenyl Brilliant Violet RC;Direct Fast Violet BL;
DirectViolet 51 Physical Properties and light fastness, solubility.
| Direct Violet 51 | |
| Dyeing depth % | 2 |
| Insolubles % | 0.15 |
| Light Fastness | 3-4 |
| Washing Fatness | 1-2 |
| Rubbing fastness(dry) | 4 |
| Rubbing fastness(wet) | 3 |
blue purple. Purple powder. For the red light purple is soluble in water, soluble in soluble fiber element, slightly soluble in ethanol and acetone, insoluble in other organic solvents. The strong sulfuric acid dyes in dark green for blue-ray, diluted into blue; In nitric acid for blue-ray in green, to dark brown. The dye solution to join strong hydrochloric acid into blue, precipitation; Add thick sodium hydroxide solution to purple, have precipitation. 60 ℃ the solubility of 15 when g/L, 97 ℃ the solubility of 25 g when/L, not sensitive to that fights. For blue light purple, dyeing encounter copper, iron ion colored light are a little red. For A class SDC classification. To dead cotton covered the gender is poorer, cotton and glue neutral white are 4 ~ 5 level, cotton white alkaline for 4 ~ 5 level, viscose alkaline white into four grades.
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.
