Sulphon Black RA
- CAS NO.:6527-60-2
- Empirical Formula: C26H20N5NaO6S2
- Molecular Weight: 585.58
What is Sulphon Black RA?
Preparation
3-Aminobenzenesulfonic acid diazo, and Naphthalen-1-amine coupling, its product to diazo, coupled with the 8-Aminonaphthalene-1-sulfonic acid .
Properties and Applications
red light black. Moderate soluble in water for violet black, slightly soluble in ethanol for purple. The strong sulfuric acid for green light blue, diluted into a deep red. In water solution to join strong hydrochloric acid deep red precipitate; With strong sodium hydroxide solution for purplish red color.
Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
Fading | Stain | Fading | Stain | Fading | Stain | |||
AATCC | 6 | 3-4 | 2 | 1 | 1-2 |
Safety information for Sulphon Black RA
New Products
ALUMINIUM IODIDE 100 GM BUFFER CAPSULE PH 7.0 - 10 CAP BUFFER SOLUTION PH 9.5 (BORATE) EZEE BLUE GEL STAINER BORAX CARMINE (GRENACHERS ALCOHOLIC) POTASSIUM IODATE - IODIDE SOLN 0.1 N Dabigatran Acyl-O3-D-Glucuronide Trifluoroacetic Acid Salt Isofolic Acid Dabigatran 2-O-acylglucuronide metabolite Dabigatran Acyl-?-D- glucuronide Trifluroacetic Acid Erythromycin EP Impurity A Desloratidine Related Compound ARelated products of tetrahydrofuran
sodium 4-hydroxy-5-[(2-methoxy-4-nitrophenyl)azo]-6-(phenylamino)naphthalene-2-sulphonate
Chromate(3-), bis[3-(hydroxy-κO)-4-[[2-(hydroxy-κO)-1-naphthalenyl]azo-κN1]-7-[[(4-methylphenyl)sulfonyl]amino]-1-naphthalenesulfonato(3-)]-, disodium hydrogen
FAST SULPHON BLACK F
Acid Black 41
2,7-Naphthalenedisulfonic acid, 4-[[4-[(3,6-disulfo-1-naphthalenyl)azo]-6(or 7)-sulfo-1-naphthalenyl]azo]-3-hydroxy-, pentasodium salt
tetrasodium (4Z)-4-[[4-(6,8-disulfonatonaphthalen-2-yl)diazenylnaphthalen-1-yl]hydrazinylidene]-3-oxo-naphthalene-2,7-disulfonate
disodium 4-amino-5-hydroxy-3-[(2-methyl-5-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate
Benzoic acid, 4-[[7-[[4-[[4'-[[4-[(7-amino-1-hydroxy-3,6-disulfo-2-naphthalenyl)azo]-5-methoxy-2-methylphenyl]azo]-3,3'-disulfo[1,1'-biphenyl]-4-yl]azo]-2-methoxy-5-methylphenyl]azo]-8-hydroxy-6-sulfo-2-naphthalenyl]amino]-, hexasodium salt
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