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必应染料-您身边的染料专家

Acid Yellow 7

Name:C.I.Acid Yellow 7,C.I.56205

Molecular Structure: amino ketone

C.I.Acid Yellow 7,C.I.56205,CAS 2391-30-2,404.37,C19H13N2NaO5S,Flavine FFA,Yellow FF,Flavine G

C.I.Acid Yellow 7,C.I.56205,CAS 2391-30-2,404.37,C19H13N2NaO5S,Flavine FFA,Yellow FF,Flavine G

Molecular Formula:C19H13N2NaO5S

Molecular Weight: 404.37

CAS Registry Number:2391-30-2

Manufacturing Methods : 4-Amino-3-sulfo-1,8-naphthalic anhydride with p-Methylaniline condensation.

Properties and Applications: colourful green light yellow. For yellow is soluble in water, soluble in ethanol for yellow. The strong sulfuric acid for yellow, diluted still yellow in color. The dye solution to join sodium hydroxide color becomes shallow. Used for silk, cotton and polyamide, vinegar fiber dyeing, can be in wool and silk fabric printing directly. Also used in leather, paper dyeing and used for the production of fluorescent pigments.

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

List of Suppliers:

Acid Flavine FFA ( Global Colors Inc. )

Acid Flavine FFA (Classic Dyestuffs Inc)

Akacid Flavine FF (Aakash Chemicals & Dyestuffs Inc)

Dyacid Yellow FF ( Albion Colours Ltd)

Haricid Orange II ( Bhavi International Ltd )

Intracid Flavine G (Classic Dyestuffs Inc)

Melo Acid Flavine FFA (Classic Dyestuffs Inc)

Permalon Flavine FFA( Standard Dyes )

Rico Flavine FFA 150%( Rite Industries Inc. )

Triacid Flavine FF(Chemische Fabriek Triade BV)


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