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.

CHEMICAL DEKHOCD

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Direct Red 81 Suppliers In India

CAS: 2610-11-9

Formula: C29H19N5Na2O8S2Molecular Weight: 675.6 g/mol

Pricing

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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

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

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