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Acid Blue 120

Name:C.I.Acid Blue 120,C.I.26400

Molecular Structure: Double azo class

C.I.Acid Blue 120,C.I.26400,CAS 3529-04-9,695.68,C33H23N5Na2O6S2, Weak Acid Navy Blue GR,Acid Navy Blue GR,Acid Blue GR,Acid Navy Blue P-B

C.I.Acid Blue 120,C.I.26400,CAS 3529-04-9,695.68,C33H23N5Na2O6S2, Weak Acid Navy Blue GR,Acid Navy Blue GR,Acid Blue GR,Acid Navy Blue P-B

Molecular Formula:C33H23N5Na2O6S2

Molecular Weight: 695.68

CAS Registry Number:3529-04-9

Manufacturing Methods : 3-Aminobenzenesulfonic acid diazo, and Naphthalen-1-amine coupling, its product to diazo, and 8-(P-toluidino)naphthalene-1-sulfonic acid coupling.

Properties and Applications:  red light navy blue. Deep purple uniform powder, soluble in water is purple, soluble in ethanol is deep blue. In a dark of sulfuric acid, a green light blue after diluted. The aqueous solution of this product with strong hydrochloric acid formation of dark precipitation; Add thick sodium hydroxide solution is Red sauce. In dyeing copper and iron son, colour and lustre is a little dark, encounter chromium ion have little influence. Discharge sex differences. Mainly used for wool, polyamide fiber and fabric dyeing of silk. But with the direct dyes dyed wool/stick with blended fabric. Can also be used for leather, paper and biological shading.

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

List of Suppliers:

Weak Acid Navy Blue GR,Acid Navy Blue GR,Acid Blue GR,Acid Navy Blue P-B

Hangzhou Xiasha Hengsheng (Sunshine) Chemicals Co.,Ltd.

Shangyu Guangming Chemical Co.,Ltd.

Acid Blue GR(Nanjing Chemicals Import and Export Corp)

Acid Blue R( Joint Stock Company ‘Coioros’ )

Acid Cyanine GR (Sinochem Tianjin Imp Exp Corp)

Acid Navy Blue GR (Sinochem Ningbo Imp & Exp Corp)

Acid Navy Blue GR (Amar Impex)

Acid Navy Blue GR (Brighten Colorchem BV)

Acid Navy Blue GR (Fenchem Enterprises Ltd)

Atul Acid Fast Navy Blue GR ( Atul Limited )

Best Acid Cyanine GR ( Oriental Giant Dyes and Chemical Ind Corp )

Blue GR (Hangzhou Dikai Chemical Co Ltd)

Conacid Blue ABO (Concord Commerce Company)

Cyanine GR (Sinochem Jiangsu Wuxi Imp & Exp Corp)

Cyanine GR ( Sinochem Ningbo Imp & Exp Corp )

Dorasyn Navy Blue CGR Conc. ( D&G Dyes Inc. )

Dycosweak Acid Navy Blue GR (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)

Eniacid Blue Solid GR( Enia Industries Quimicas S.A. )

Erionyl Navy Blue G (Classic Dyestuffs Inc)

Kemacid Navy Blue GR( Karsandas Mavji )

Lerui Acid Blue GR ( Rosi Chemical Co Ltd )

Milling Blue GR (CBW Chemie GmbH Bitterfeld-Wolfen)

Mitsui Acid Fast Cyanine GRX ( Mitsui Toatsu Chemicals Ltd )

Sulfon Blue 3R ( S A des Ets. Steiner )

Sulphon Cyanine GR( Frado )

Tracid Cyanine GR(Sinochem Hebei Imp & Exp Corp)

Triacid Milling Navy Blue GRN(Chemische Fabriek Triade BV)

Triacor Blue RHGS(Chemische Fabriek Triade BV)


One Response to “Acid Blue 120”

  1. Dear all (efekiss),

    With all respects for your valuable work but there’s a type mismatch in the CAS-Nr for Acid Blue 120

    Best regards,
    Juergen

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