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必应染料-您身边的染料专家

Direct Red 153

Name:C.I.Direct Red 153,C.I.28210

Molecular Structure: Double azo class

C.I.Direct Red 153,C.I.28210,CAS 5979-31-7,690.62,C29H20N6Na2O8S2,Diazo Red 7BL,Keyamine Fast Red 7BL

C.I.Direct Red 153,C.I.28210,CAS 5979-31-7,690.62,C29H20N6Na2O8S2,Diazo Red 7BL,Keyamine Fast Red 7BL

Molecular Formula:C29H20N6Na2O8S2

Molecular Weight: 690.62

CAS Registry Number:5979-31-7

Manufacturing Methods : 4-((4-Aminophenyl)diazenyl)benzenesulfonic acid diazo, and 7-(3-Aminobenzamido)-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications: red to blue light red. Soluble in water for red, soluble in ethanol is palm light orange. In the strong sulfuric acid as dark blue, for orange brown after diluted. The dye solution to join strong hydrochloric acid for olive brown precipitation; Add thick sodium hydroxide solution have sauce red precipitate.

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

List of Suppliers:

Diazo Red 7BL 150%( Classic Dyestuffs Inc )

Keyamine Fast Red 7BL( Classic Dyestuffs Inc )


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