Direct Black Dyes

Price 250.0 INR/ Kilograms

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MOQ : 100 Kilograms

Direct Black Dyes Specification

Solvent Color
Black

Purity
High

Grade
Industrial

Type
Acid Dye

Physical Form
Powder

Direct Black Dyes Trade Information

Minimum Order Quantity
100 Kilograms

Supply Ability
1 Kilograms Per Week

Delivery Time
Days

Sample Available
Yes

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Main Domestic Market
All India

About Direct Black Dyes

Direct Black Dye

Direct Black dyes are a class of direct dyes (also called substantive dyes) mainly used for dyeing cellulosic fibers like cotton, paper, and rayon. They are valued for their ease of application, as they can be applied directly without a mordant.

Appearance& Shades
Usually appear as black or dark brown powders

Produce deep black to grayish-black shades

Shade may vary depending on dye type and conditions

Chemical Nature

Belong to the azo dye group (contain N=N azo linkage)

Often polyazo compounds

Water-soluble due to sulfonic acid groups (-SONa)

Applications

Direct Black dyes are widely used in:

Cotton textiles (most common)

Viscose/rayon fabrics

Paper coloring

Leather(limited use)

Sometimes for jute

Direct Black Dyes Name :

Direct Black Dyes
Product	C.I. Name	CAS No.
Direct Black 22	Direct Black 2B H/Conc	6473-13-8
Direct Black 19	Direct Black L-3BQ	6428-31-5
Direct Black 80	Direct Black OB	8003-69-8
Direct Black 112	Direct Black 112	12217-52-6
Direct Black 168	Direct Black GB	85631-88-5/83046-38-2