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ACID BLUE 29

Basic information Safety Supplier Related

ACID BLUE 29 Basic information

Product Name:
ACID BLUE 29
Synonyms:
  • ACID BLUE 29
  • CI 20460
  • 2,7-naphthalenedisulfonicacid,4-amino-5-hydroxy-3-[(3-nitrophenyl)azo]-6-(phe
  • disodium 4-amino-5-hydroxy-3-[(3-nitrophenyl)azo]-6-(phenylazo)naphthalene-2,7-disulphonate
  • ACID BLUE 29 (655903) 1X5.3 GM NEAT
  • ACID BLUE 29 (C.I. 20460)
  • Acid bule 29
  • C.I. Acid Blue 29, disodium salt
CAS:
5850-35-1
MF:
C22H14N6Na2O9S2
MW:
616.49
EINECS:
227-449-7
Product Categories:
  • A
  • Stains and Dyes
  • Stains&Dyes, A to
Mol File:
5850-35-1.mol
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ACID BLUE 29 Chemical Properties

form 
Powder
Colour Index 
20460
color 
Black
EPA Substance Registry System
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-3-[(3-nitrophenyl)azo]-6-(phenylazo)-, disodium salt (5850-35-1)
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Safety Information

WGK Germany 
3
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ACID BLUE 29 Usage And Synthesis

Uses

Acid Blue 29 C.I. 20460 is an organic dye and water pollutant, removed from water using photocatalytic degradation. Dyes and metabolites.

Preparation

M-nitroaniline diazo, and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?in acid conditions coupled, its product again with diazo of aniline in alkaline conditions coupled.

Properties and Applications

navy blue. Soluble in water and soluble fiber element for navy blue, soluble in ethanol. The strong sulfuric acid blue light in green, blue after diluted precipitation. In water solution to join 10% sulfuric acid as blue; Add 10% sodium hydroxide solution for purple

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 6 2 1-2 3
AATCC 7-8 2 1 1

ACID BLUE 29Supplier

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