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Vat Violet 3 | Vat Magenta B
Name: C.I.Vat Violet 3, C.I.73395
Molecular Structure: Thioindigo class
C.I.Vat Violet 3,C.I.73395,CAS 2379-75-1,421.36,C20H14Cl2NO2S2,Magenta B,Red Violet RRN
Molecular Formula: C20H14Cl2NO2S2
Molecular Weight: 421.36
CAS Registry Number: 2379-75-1
Vat Violet 3 | Vat Magenta B
Name: C.I.Vat Violet 3, C.I.73395
Molecular Structure: Thioindigo class
C.I.Vat Violet 3,C.I.73395,CAS 2379-75-1,421.36,C20H14Cl2NO2S2,Magenta B,Red Violet RRN
Molecular Formula: C20H14Cl2NO2S2
Molecular Weight: 421.36
CAS Registry Number: 2379-75-1
Vat Violet 3 | Vat Magenta B
Properties and Applications
Brilliant red light purple. Red-purple powder. Insoluble in water, ethanol, and general organic solvent. In concentrated sulfuric acid for SAP green, dilution after pale red light purple. Alkaline reduction leuco for yellow; Acid reduction leuco colorless. This product is a light embrittlement phenomenon. Mainly used in cotton yarn dyeing indigo with bromine, etc. Tile Black Vat Brown RRD use. Rubbing fastness, but also for direct printing of cotton fabrics, resist printing, and discharge printing.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 4 | 5 | 5 | 3 | 4 | 4-5 | 5 |
| AATCC | 5 | 5 | 5 | 3-4 | 4 | ||
