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GERANINE G

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GERANINE G Basic information

Product Name:
GERANINE G
Synonyms:
  • GERANINE G
  • disodium 1-hydroxy-2-[[4-(6-methyl-2-benzothiazol-1-yl)phenyl]azo]naphthalenedisulphonate
  • ThiazineRed,Cl14930
  • 2,?-Naphthalenedisulfonic acid, 4-hydroxy-3-4-(6-methyl-2-benzothiazolyl)phenylazo-, disodium salt
  • Direct Red 48
  • C.I. Direct Red 48
  • 4-Hydroxy-3-[[4-(6-methyl-2-bezothiazolyl)phenyl]azo]-2,?-naphthalensulfonic acid disodium salt
  • C.I.14930
CAS:
8003-84-7
MF:
C24H15N3Na2O7S3
MW:
599.57
EINECS:
232-326-6
Mol File:
8003-84-7.mol
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GERANINE G Chemical Properties

Colour Index 
14930
CAS DataBase Reference
8003-84-7
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GERANINE G Usage And Synthesis

Preparation

4-(6-Methyl-2,3-dihydrobenzo[d]thiazol-2-yl)benzenamine diazo, and 4-Hydroxynaphthalene-2,7-disulfonic acid (and 1-Naphthol-3,7-disulfonic acid) coupled.

Properties and Applications

bright blue light pink. Soluble in water for pink, and adequate soluble in alcohol in red. The strong sulfuric acid to red light purple, for orange red after diluted. The dye solution to join strong hydrochloric acid for orange brown; Add thick oxidation solution have red light brown hydrogen precipitation.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 3 4 3 1 1-2

GERANINE GSupplier

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