Zibo Hongwei Industry Co., Ltd.

Direct Red 81, Direct Red 4b, Direct Fast Red 4b manufacturer / supplier in China, offering Direct Red 4b, Direct Fast Red 4b, Direct Fast Red 8b, Duasyn Direct Red 8b, Pergasol Red 2b, Direct Red 81, Acid Cellulase, Neutral Cellulase, Acid Cellulase Enzyme, Textile Enzyme and so on.

Supplier Homepage Product List direct dyes Direct Red 4b, Direct Fast Red 4b, Direct Fast Red 8b, Duasyn Direct Red 8b, Pergasol Red 2b, Direct Red 81

Direct Red 4b, Direct Fast Red 4b, Direct Fast Red 8b, Duasyn Direct Red 8b, Pergasol Red 2b, Direct Red 81

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

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Basic Info.

Model NO.:100%
Colour:Red
Appearance:Powder
Usage:Paper, Ink, Leather, Textile, Paint
Application Material:Cotton, Viscose, Silk, Leather and Pulp Color.
Name:Direct Red 81
Content:100%
C.I.No.:28160
Molecular Formula:C29h19n5na2o8s2
Molecular Weight:675.6
CAS:2610-11-9/12237-71-7
Trademark:HONGWEI
Specification:CE SGS
Origin:Shandong

Product Description

Name:C.I.Direct Red 81,C.I.28160

Molecular Structure: Double azo class
 
C.I.Direct Red 81,C.I.28160,CAS 2610-11-9/12237-71-7,675.6,C29H19N5Na2O8S2,Direct Red 4B,Direct Fast Red 4B,Direct Fast Red 8B,Duasyn Direct Red 8B,Pergasol Red 2B

Molecular Formula:C29H19N5Na2O8S2

Molecular Weight: 675.6

CAS Registry Number:2610-11-9/12237-71-7

Manufacturing Methods : 4-((4-Aminophenyl)diazenyl)benzenesulfonic acid diazo, and 7-Benzamido-4-hydroxynaphthalene-2-sulfonic acid coupling.
 
Used for dyeing cotton and viscose, also can be used for paper color.
 
StandardAcid ResistanceAlkali ResistanceLight FastnessSoapingWater
FadingStainFadingStain
ISO4341-2
1
AATCC43-44-51
1
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Zibo Hongwei Industry Co., Ltd.

- Shandong, China
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