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Vat Blue 18 | Vat Navy Blue BR
Name: C.I.Vat Blue 18, C.I.59815
Molecular Structure: violanthrone
C.I.Vat Blue 18,C.I.59815,CAS 1324-54-5,559.82,C34H13Cl3O2,Navy Blue BR,Navy Blue FB,Navy Blue ARN
Molecular Formula: C34H13Cl3O2
Molecular Weight: 559.82
CAS Registry Number: 1324-54-5
Vat Blue 18 | Vat Navy Blue BR
Name: C.I.Vat Blue 18, C.I.59815
Molecular Structure: violanthrone
C.I.Vat Blue 18,C.I.59815,CAS 1324-54-5,559.82,C34H13Cl3O2,Navy Blue BR,Navy Blue FB,Navy Blue ARN
Molecular Formula: C34H13Cl3O2
Molecular Weight: 559.82
CAS Registry Number: 1324-54-5
Vat Blue 18 | Vat Navy Blue BR
Properties and Applications
Red light blue to red light navy blue. Dark blue powder. Etanol and insoluble in water, soluble in Acetone, Nitrobenzene, 1, 2, 3, 4 – Tetrahydronaphthalene and Xylene, slightly soluble in benzene. In concentrated sulfuric acid to red light purple, after dilution for blue-purple, have precipitation. Alkaline reduction leuco for green light blue; Acid reduction leuco for red light purple. This product to cotton direct sex is very good, used for cotton fiber dyeing, also can be used for cotton fabric direct printing, resist printing, and discharge printing, but also can be used for viscose and silk fabric dyeing.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 4 | 4 | 6 | 5 | 5 | 4-5 | 4-5 |
| AATCC | 4 | 4 | 6 | 4 | 4 | ||
