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Direct Black Dye

Direct Black Dye Specification

Poisonous
NO

HS Code
3204.16

Grade
Industrial Grade

Solubility
Soluble in water

Resistance
Good light and temperature resistance

Density
1.60 Gram per cubic centimeter(g/cm3)

Other Names
Direct Black 38 Black Dye

Strength
High coloring strength

Ph Level
6-8 (at 1% solution)

Melting Point
>300C

Shape
Fine powder

Purity
>98%

Application
Textile and leather dyeing

Water Resistance
High

Structural Formula
Not image-determined

Moisture (%)
<1%

Boiling point
Not applicable (solid)

Molecular Formula
C12H14N4O2S

Solvent Color
Black

Rubbing Resistance
High

Smell
Neutral

CAS No
8375-39-4

Type
Synthetic direct dye

Usage
Fabric paper leather dyeing

EINECS No
231-759-3

Physical Form
Powder

About Direct Black Dye

Supported by a highly professional team, we are able to process and export premium quality stock of Direct Black Dye. Water- soluble colorant, these direct dyes provide excellent blue color to various products such as nylons, silks, wools and other protein fibers. Our entire stock of Direct Black Dye is processed using natural basic materials such as roots, leaves and fresh flowers. Further, in order to ensure their flawlessness, these dyes are precisely tested on defined quality parameters by our quality inspectors.

Features:

These dyes are completely environment- friendly in nature
These have excellent fixation properties
Best known for their prolonged shelf life

Exceptional Color Fastness

Direct Black 38 offers outstanding color retention on fabric, paper, and leather, thanks to its high resistance to light, temperature, water, and rubbing. These qualities ensure dyed products remain vibrant, even after prolonged exposure and repeated use, making this dye a reliable choice for lasting applications.

User-Friendly and Safe

This dye is non-poisonous, has a neutral odor, and is supplied as a fine powder, simplifying handling and storage. Its water solubility ensures smooth, uniform application and consistent coloring results. With its high purity (>98%) and industrial-grade formulation, it guarantees both safety and performance in large-scale operations.

FAQs of Direct Black Dye:

Q: How should Direct Black 38 Dye be used for textile or leather dyeing?

A: Direct Black 38 Dye is typically dissolved in water, where it forms a stable black-colored solution ideal for immersion dyeing of textiles or leather. Work within the recommended pH range of 6-8 for optimal color uptake, and ensure fabrics or leather are clean for uniform dye penetration.

Q: What are the main benefits of using Direct Black 38 in industrial dyeing processes?

A: This dye provides high coloring strength, excellent resistance to fading from light and temperature, strong water and rubbing fastness, and consistent solubility in water. Its high purity and stability make it suitable for demanding industrial applications where vivid, long-lasting coloration is essential.

Q: When is Direct Black 38 Dye typically applied during the manufacturing process?

A: It is most commonly utilized during the dyeing phase, after raw materials such as fabric or leather have been cleaned or pre-treated. Applying it at this stage ensures thorough and even coloration, and its quick solubility in water accelerates the dyeing process.

Q: Where can Direct Black 38 Dye be sourced from?

A: Manufacturers, exporters, and suppliers based in India distribute this dye globally. It is available through direct sales channels, distributors, and authorized traders specializing in industrial-grade dyes, ensuring access for various textile and leather industries around the world.

Q: What precautions should be taken while handling Direct Black 38 Dye?

A: While the dye is non-poisonous and has a neutral odor, it is recommended to use standard industrial safety gear, such as gloves and masks, to avoid inhalation of fine powder and contact with skin. Store the dye in a cool, dry, and well-ventilated area to maintain product quality.

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