Vat Violet 5
Name:C.I.Vat Violet 5,C.I.73595
Molecular Structure: Thioindigo class
Molecular Formula:C16H4Cl5NO2S
Molecular Weight: 451.54
CAS Registry Number:6904-93-4
Manufacturing Methods : 2,5,7-Trichloro-3-pseudoindolone and 5,6,7-Trichloro-3-thianaphthenone condensation.
Properties and Applications: blue light purple. In concentrated sulfuric acid to blue light green, dilution after purple; In concentrated nitric acid for purple; In the basic insurance powder solution for golden brown. In acid insurance powder solution for pale yellow.
Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
Fading | Stain | ||||||
ISO | 3-4 | 4-5 | 5-6 | 4 | 3-4 |
List of Suppliers:
Indigosol Red Violet IRRL( Durand & Huguenin SA )
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