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Direct Black 166

Name:C.I.Direct Black 166,C.I.30026

Molecular Structure: trisazo class

C.I.Direct Black 166,C.I.30026,CAS 57131-19-8,824.76,C35H26N10Na2O8S2,Direct Black NB,Direct Black NBN,Direct Black TRN,Direct Fast Black B

C.I.Direct Black 166,C.I.30026,CAS 57131-19-8,824.76,C35H26N10Na2O8S2,Direct Black NB,Direct Black NBN,Direct Black TRN,Direct Fast Black B

Molecular Formula:C35H26N10Na2O8S2

Molecular Weight: 824.76

CAS Registry Number:57131-19-8

Manufacturing Methods : 4-Amino-N-(4-aminophenyl)benzamide double nitriding, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid coupled, aniline diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid group of neighborhood, a coupling again with Benzene-1,3-diamine coupling.

Properties and Applications: black. Used for cellulose fiber dyeing and printing, also can be used for leather dyeing. Is C.I. Direct Black 38 substitutes.

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

List of Suppliers:

Direct Black NB,Direct Black NBN,Direct Black TRN,Direct Fast Black B

Shandong Qing Shun Chemical Co., Ltd.

Tianjin Yadong Group

Shangyu Guangming Chemical Co.,Ltd.

ACDI Black GX-NB 200%(Aakash Chemicals & Dyestuffs Inc)

Blend Black D-ANBN (Sinochem Liaoning Import & Export Corporation)

Concorde Direct Black G ( I-HWA Industrial Corp )

Concorde Direct Black ANBN ( I-HWA Industrial Corp )

Concorde Leather Black ANBN( I-HWA Industrial Corp )

Cromocorium Black ANBN( Aziende Colon Nazionali Affini (ACNA) )

Dinamine Black NBR SP (Dintex Dyechem Ltd)

Direct Black ANBN (Chemische Fabriek Triade BV)

Direct Black AN-BN ( Pooja Dye Chem )

Direct Black AN-BN ( Sharda International )

Direct Black ENB ( Day-Glo Color Corp. )

Dynarect Black G10 ( Dynamic Industries Ltd )

Everdirect Black ANBN (Eveiiight Chemical Industrial Corp)

Kemanarect Black AB ( Karsandas Mavji )

Permalite Black BX-NB( Standard Dyes )

Pidictive Black 166 ( Pidilite Industries Ltd. )

Vicorect Black G 166 (Victory Colour Chem Industries)

Vilmamin BlackNNG( Vilmax SA )


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