7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt

Product Name
7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt
CAS No.
5858-93-5
Chemical Name
7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt
Synonyms
C.I.16050;Acid Red 25;C.I.Acid Red 25;C.I.Acid Red 25:C.I.16050;7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt;disodium,(8Z)-7-oxo-8-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-1-sulfonate
CBNumber
CB62231152
Formula Weight
0
MOL File
5858-93-5.mol
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Safety

Hazardous Substances Data
5858-93-5(Hazardous Substances Data)
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Hazard and Precautionary Statements (GHS)

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7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt Chemical Properties,Usage,Production

Preparation

4-Aminonaphthalene-1-sulfonic acid diazo, and 7-Hydroxynaphthalene-1-sulfonic acid?coupling.

Properties and Applications

red. Soluble in water for red, and adequate soluble in alcohol. The strong sulfuric acid to red light purple, diluted in red. In aqueous solution to join strong hydrochloric acid for red; Add thick sodium hydroxide solution for yellow brown.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 3-4 2 1 2
AATCC 3 1 1 1

7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt Preparation Products And Raw materials

Raw materials

Preparation Products

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7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt Suppliers

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5858-93-5, 7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium saltRelated Search:

Acid Red 231 Acid Red 252 ACID RED 249 Acid Red 226 IRGALAN BORDEAUX EL Acid Red 233 C.I. Acid Red 23, disodium salt 3-Hydroxy-4-[(2-methylphenyl)azo]naphthalene-2,7-disulfonic acid disodium salt

  • 7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1-naphthalenesulfonic acid disodium salt
  • C.I.16050
  • C.I.Acid Red 25
  • disodium,(8Z)-7-oxo-8-[(4-sulfonatonaphthalen-1-yl)hydrazinylidene]naphthalene-1-sulfonate
  • Acid Red 25
  • C.I.Acid Red 25:C.I.16050
  • 5858-93-5