Zibo Hongwei Industry Co., Ltd.

Direct Yellow 44, Direct Yellow L4g, Direct Fast Yellow Gc manufacturer / supplier in China, offering Direct Yellow L4g, Direct Fast Yellow Gc, Solophenyl Yellow 5gl, Direct Yellow 44, Acid Cellulase, Neutral Cellulase, Acid Cellulase Enzyme, Textile Enzyme and so on.

Supplier Homepage Product List direct dyes Direct Yellow L4g, Direct Fast Yellow Gc, Solophenyl Yellow 5gl, Direct Yellow 44

Direct Yellow L4g, Direct Fast Yellow Gc, Solophenyl Yellow 5gl, Direct Yellow 44

FOB Price:US $2 / kg
Min. Order (kg) FOB Price
100+ US $2 / kg
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Min. Order: 100 kg
Production Capacity: 2000mt/Year
Transport Package: 25kg/Bag, 25kg/Drum
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram, Western Union

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Basic Info.

Model NO.:100%
Colour:Yellow
Appearance:Powder
Usage:Paper, Ink, Leather, Textile
Application Material:Used for Silk, Wool, PVA, Polyamide Fiber
Name:Direct Yellow 44
Content:100%
C.I.No.:Direct Yellow 44
Molecular Formula:C27h20n6na2o8s
Molecular Weight:634.53
CAS Registry Number:8005-52-5
Trademark:HONGWEI
Specification:CE, SGS
Origin:China

Product Description

Name:C.I.Direct Yellow 44,C.I.29000

Molecular Structure: Double azo class
 
Direct Yellow L4g, Direct Fast Yellow Gc, Solophenyl Yellow 5gl, Direct Yellow 44

 
C.I.Direct Yellow 44,C.I.29000,CAS 8005-52-5,634.53,C27H20N6Na2O8S,Direct Yellow L4G,Direct Fast Yellow GC,Solophenyl Yellow 5GL

Molecular Formula:C27H20N6Na2O8S

Molecular Weight: 634.53

CAS Registry Number:8005-52-5

Manufacturing Methods : 3-Aminobenzenesulfonic acid diazo, and (2-Methoxyphenylamino)methanesulfonic acid coupling. Then the water with sulfonic acid base, compounds (A) (coupling components is O-Anisidine with Formaldehyde and sodium sulfite and processing); 4-Nitrobenzenamine diazo, coupled with 2-Hydroxybenzoic acid, and then will the nitro reduction, compound (B). Finally the molecular A and B mixture light gasification.
 
Used for cotton, viscose, silk, polyamide, polyester/cotton blended fabric dyeing and printing directly, can also be used for leather, paper and ink color.
 
StandardAcid ResistanceAlkali ResistanceLight FastnessSoapingWater
FadingStainFadingStain
ISO3-43-452-3
2-3
AATCC334-53
2
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Zibo Hongwei Industry Co., Ltd.

- Shandong, China
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