ChemicalBook >?? ???? >7-(??????)-3,4-?????-1-(???????)????-5-ium???
7-(??????)-3,4-?????-1-(???????)????-5-ium???
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excessive amounts of ?N,N-dimethyl-4-nitrosobenzenamine and Methyl 3,4,5-trihydroxybenzoate?reaction.Properties and Applications
dark blue purple. Soluble in water (for red light purple) and ethanol (for blue purple). In concentrated sulfuric acid for Daisy blue, dilution after magenta. Dye aqueous solution with sodium hydroxide with brown precipitation, excessive dissolved after precipitation for purple solution.| Standard(cotton) | Ironing Fastness | Light Fastness | Fulling | Persperation Fastness | Soaping | Water | |
| Alkali | Acid | ||||||
| ISO | 5 | 4(40℃)3(100℃) | |||||
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Mordant Violet 55
Mordant Violet 41
2-Hydroxy-3-[(1-hydroxy-4-sulfo-2-naphthalenyl)azo]-5-sulfobenzoic acid trisodium salt
Mordant Violet 63
2-Hydroxy-5-[bis[4-(dimethylamino)phenyl]methyl]-3-methylbenzoic acid
Mordant Violet 58
Mordant Violet 50
ACID ALIZARIN VIOLET N
3-[(5-Chloro-2-hydroxy-3-sulfophenyl)azo]-4-hydroxy-1-naphthalenesulfonic acid disodium salt