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ACID RED 8

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ACID RED 8 Basic information

Product Name:
ACID RED 8
Synonyms:
  • ACID RED 8
  • CI 14900
  • acid red 8 (C.I. 14900)
  • Acid Red 8 (C.I.)
  • C.I. Acid Red 8
  • disodium 3-((2,4-dimethylphenyl)azo)-4-hydroxynaphthalene-2,7-disulphonate
  • 2,7-Naphthalenedisulfonic acid, 3-((2,4-dimethylphenyl)azo)-4-hydroxy-, disodium salt
  • C.I. Acid red 8, disodium salt
CAS:
4787-93-3
MF:
C18H17N2NaO7S2
MW:
460.45
EINECS:
225-337-2
Mol File:
4787-93-3.mol
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Safety Information

WGK Germany 
3

MSDS

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ACID RED 8 Usage And Synthesis

Preparation

2,4-Dimethylbenzenamine diazo, coupled with 4-Hydroxynaphthalene-2,7-disulfonic acid.

Properties and Applications

colourful red yellow light. Soluble in water for product red, slightly soluble in ethanol for orange, almost insoluble in acetone. The strong sulfuric acid for product red, diluted for pink. In water solution to join strong hydrochloric acid for product red; By adding concentrated sodium hydroxide solution was time

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 2-3 2-3 2-3 3 2

ACID RED 8Supplier

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