Direct Red 81 Price & Suppliers in India

CAS: 2610-11-9
Formula: C29H19N5Na2O8S2Molecular Weight: 675.6 g/mol
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Also Known As
Airedale Red KD

Safety Information

Cautionary Handling

May cause mild skin and eye irritation. Avoid inhalation of dust and ensure adequate ventilation during handling.

First Aid

Eyes: Flush with water for 15 minutes and seek medical attention

Skin: Wash thoroughly with soap and water

About Direct Red 81

Direct Red 81 (CAS 2610-11-9) is a synthetic organic dye belonging to the disazo class. It is characterized by its high solubility in water and strong affinity for natural fibers, making it an essential component in textile processing units across India, particularly in hubs like Tirupur, Surat, and Ahmedabad.

In the Indian market, this dye is valued for its cost-effectiveness and ease of application in batch dyeing processes. It is frequently utilized in the production of vibrant red shades for cotton garments, home textiles, and specialty paper applications where consistent color depth is required.

When procuring Direct Red 81, buyers should prioritize suppliers who provide batch-specific COAs (Certificate of Analysis) detailing dye strength and moisture content. Given the competitive nature of the Indian dye market, sourcing from ISO-certified manufacturers ensures compliance with environmental norms regarding heavy metal limits and wastewater treatment compatibility.

Applications & Industries

Cotton Dyeing

Direct dye application for cellulosic fibers

Textile Printing

Colorant for screen and digital printing

Paper Coloring

Dyeing agent for specialty paper grades

Rayon Processing

Coloration for regenerated cellulose fibers

Laboratory Research

Biological stain and analytical indicator

Direct Red 81 Price in India

Direct Red 81 pricing in India depends on grade, order quantity, and delivery location, and it moves with market conditions — so a single fixed price is rarely accurate for a specific requirement.

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Direct Red 81
CAS: 2610-11-9
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Frequently Asked Questions

What is the price of Direct Red 81 in India?

Direct Red 81 prices in India vary by grade, order quantity and delivery location, and move with market conditions. To get the current price for your requirement, submit an enquiry on Chemical Dekho and receive verified quotes from suppliers and manufacturers within 24 hours.

Is Direct Red 81 suitable for polyester?

No, it is specifically designed for cellulosic fibers like cotton and rayon.

What is the primary application in India?

It is primarily used in the textile industry for dyeing cotton fabrics and yarns.

Does this dye require a fixing agent?

Yes, using a cationic fixing agent can improve wash fastness properties.

Is this product compliant with ZDHC standards?

Compliance varies by manufacturer; please request specific ZDHC or REACH documentation from your supplier.

How can I test the dye strength?

Dye strength is typically tested via spectrophotometric analysis against a standard reference sample.

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