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Acid Red 104

Name:C.I.Acid Red 104,C.I.26420

Molecular Structure: Double azo class

C.I.Acid Red 104,C.I.26420,CAS 8006-06-2,481.5,C24H20N5NaO3S,Red 3G,Neutral Red 3G

C.I.Acid Red 104,C.I.26420,CAS 8006-06-2,481.5,C24H20N5NaO3S,Red 3G,Neutral Red 3G

Molecular Formula:C24H20N5NaO3S

Molecular Weight: 481.5

CAS Registry Number:8006-06-2

Manufacturing Methods : 2-Methyl-4-(o-tolyldiazenyl)benzenamine diazo, and 7-Aminonaphthalene-2-sulfonic acid and 6-Aminonaphthalene-2-sulfonic acid coupling.

Properties and Applications: red. Soluble in water for palm, and adequate soluble in ethanol for orange red, soluble in soluble fiber element, insoluble in other organic solvents. In the strong sulfuric acid as dark blue, diluted into shallow orange and the emergence of brown precipitation. In water solution to join strong hydrochloric acid for orange brown; Add 10% sulfuric acid as shallow red; Add thick sodium hydroxide solution for orange light brown.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5 4 1 4 3 1 4 4
AATCC 5 3 2-3 4 4

List of Suppliers:

Amacid Neutral Red 3G Extra( Classic Dyestuffs Inc )

Amalon Red 3G( American Color & Chemical Corp.  )


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