Zibo Hongwei Industry Co., Ltd.

Direct Blue 168, Direct Copper Blue 2b, Direct Copper Blue Rr manufacturer / supplier in China, offering Direct Blue 168, Direct Copper Blue 2b, Direct Copper Blue Rr, Direct Blue Light Fast G, Acid Cellulase, Neutral Cellulase, Acid Cellulase Enzyme, Textile Enzyme and so on.

Supplier Homepage Product List direct dyes Direct Blue 168, Direct Copper Blue 2b, Direct Copper Blue Rr, Direct Blue Light Fast G

Direct Blue 168, Direct Copper Blue 2b, Direct Copper Blue Rr, Direct Blue Light Fast G

FOB Price:US $2 / kg
Min. Order (kg) FOB Price
300+ US $2 / kg
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Min. Order: 300 kg
Production Capacity: 2000mt/Year
Transport Package: 25kg/Drum, 25kg/Bag
Payment Terms: L/C, T/T, D/P

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Basic Info.

Model NO.:100%
Colour:Blue
Appearance:Powder
Usage:Paper, Ink, Leather, Textile
Application Material:Cotton, Viscose, Silk, Leather and Pulp Color.
Name:Direct Blue 168
Content:100%
C.I.No.:C.I.24185
Molecular Formula:C40h29n5na2o10s2
Molecular Weight:849.8
CAS:3818-60-8
Trademark:hongwei
Specification:CE SGS
Origin:Shandong

Product Description

Name:C.I.Direct Blue 168,C.I.24185

Molecular Structure: Double azo class
 
C.I.Direct Blue 168,C.I.24185,CAS 3818-60-8,849.8,C40H29N5Na2O10S2,Direct Copper Blue 2B,Direct Copper Blue RR,Direct Blue Light Fast G

Molecular Formula:C40H29N5Na2O10S2

Molecular Weight: 849.8

CAS Registry Number:3818-60-8

Manufacturing Methods :  3,3′-Dimethoxylbenzidine double nitriding, first with 4-Hydroxynaphthalene-1-sulfonic acid conditions and 4-Hydroxy-7-(phenylamino)naphthalene-2-sulfonic acid coupling.
 
Mainly used for cotton, hemp, such as glue of cellulose fiber dyeing, also can be used for silk, polyamide fiber and stick/jin blended fabric dyeing.
 
StandardAcid ResistanceAlkali ResistanceLight FastnessSoapingWater
FadingStainFadingStain
ISO43-422
2
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Zibo Hongwei Industry Co., Ltd.

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