| Customization: | Available |
|---|---|
| CAS No.: | 3244-88-0 |
| Formula: | C20h17n3na2o9s3 |
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| Name | Acid Violet 19 |
| Synonyms | C.I. 42685; Fuchsin Acid; Rubin S; 2-Amino-5-[(4-amino-3-sulfophenyl)(4-imino-3-sulfo-2,5-cyclohexadien-1-ylidene)methyl]-3-methylbenzenesulfonic acid disodium salt |
| Molecular Structure | |
| Molecular Formula | C20H17N3Na2O9S3 |
| Molecular Weight | 585.54 |
| CAS Registry Number | 3244-88-0 |
| EINECS | 221-816-5 |
| Water solubility | 14.3 g/100 mL |
|---|
It is used for dyeing wool, silk fabrics and polyamide fabrics, as well as for coloring leather, paper, soap, wood, medicine and cosmetics.
As a good cell staining agent, Acid Violet 19 is widely used in animal preparation, and in plant preparation,Acid Violet 19 is used to stain the skin, pulp and other parenchyma cells and cellulose walls.
For biological coloring.
Acid Violet 19 is used in pathology for Masson staining and V.G staining.
In addition, acidic fuchsin is immersed in acidic water before dyeing, which can enhance its dyeing power. It should be noted that Acid Violet 19 is easy to act with alkali, so excessive staining is easy to fade in tap water.
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