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Dyes

Bismark Brown R — Aethon Chemicals

Basic Dyes

Bismark Brown R

Bismark Brown R, CAS 5281-04-9, is supplied in bulk by Aethon Chemicals, a supplier and exporter of industrial chemicals based in Ankleshwar GIDC, Gujarat, India. It is commonly used in textile dyeing, printing inks, paper coloring, leather finishing. We supply buyers across India and export to 15+ countries, with TDS and MSDS available on request.

Key facts

Chemical NameBismark Brown R
Chemical ClassAzo Dye
FormDark brown crystalline powder
CAS No.5281-04-9
HSN Code3204 12 00
CategoryDyes
Supplied fromAnkleshwar GIDC, Gujarat, India
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Main uses of Bismark Brown R

  • Textile Dyeing
  • Printing Inks
  • Paper Coloring
  • Leather Finishing
  • Plastics & Polymers

Product Overview

Bismark Brown R (Brown 4) is a high-intensity azo dye known for its rich brown shade, excellent solubility in water and organic solvents, and strong tinting power. It produces stable, vibrant brown tones suitable for a wide range of industrial applications.

It is widely used in textile dyeing, ink manufacturing, and paper coloration where consistent, deep brown shades are required.

Shade Range by Grade

Sr. No. Product Name CI Name & CI Number CAS Number HSN Code Shade (Mass Tone) Shade (Diluted / Tint)
1 Bismark Brown R Bismark Brown R (C.I. 21090) 5281-04-9 320412

Applications

Bismark Brown R is used extensively in industries requiring deep, stable brown shades:

  • Textile Dyeing: Produces uniform and vibrant brown in fabrics

  • Printing Inks: Suitable for gravure, flexographic, and offset inks

  • Paper Coloring: Offers decorative and tinted brown shades

  • Leather Finishing: Provides rich brown tones for finishing

  • Plastics & Polymers: Used in transparent and opaque polymer systems

Handling & Safety

Aspect

Information

Hazards

Low toxicity; avoid dust inhalation and skin contact

PPE

Wear gloves, goggles, and a dust mask

Storage

Store in a cool, dry, well-ventilated place away from sunlight

Spillage

Minimize dust; sweep and dispose according to local regulations

First Aid

Wash affected areas with water; seek medical help if irritation persists

Key Advantages

  • Rich, stable brown shade

  • Excellent tinting strength and color intensity

  • Good solubility in water and organic solvents

  • Stable performance in textiles, inks, papers, and polymer systems

  • Ideal for textiles, inks, leather, paper, and specialty applications

FAQs

Frequently Asked Questions about Bismark Brown R

Bismark Brown R is used in textile dyeing, printing inks, paper coloring, leather finishing, plastics & polymers. Aethon Chemicals supplies it in industrial grades for these applications across India and abroad.

We supply Bismark Brown R in 1 grade, including Bismark Brown R. The shade table on this page lists each grade with its CI name, CAS number, HSN code and shade.

The price of Bismark Brown R depends on grade, quantity, packaging and destination, and moves with raw-material markets, so we quote per enquiry. Share the product, quantity, grade and destination through our contact form, email or WhatsApp and our team responds within 24 hours with a detailed quote.

The MOQ depends on the product and grade. For bulk industrial chemicals it typically starts from 25 kg or 200-litre drums, while laboratory-grade material may be available in smaller packs. Mention your preferred pack size and quantity in your enquiry.

Store in a cool, dry, well-ventilated place away from sunlight. Always follow the storage guidance in the MSDS supplied with each shipment.

Hazards: Low toxicity; avoid dust inhalation and skin contact. Recommended protection: Wear gloves, goggles, and a dust mask. Handle it as described in the MSDS.

Spillage: Minimize dust; sweep and dispose according to local regulations. First aid: Wash affected areas with water; seek medical help if irritation persists.

The CAS number of Bismark Brown R is 5281-04-9 and its HSN code is 32041200.

Yes. Every shipment comes with a Certificate of Analysis (COA) and Material Safety Data Sheet (MSDS), and the Technical Data Sheet (TDS) is available on request. All products go through QA/QC inspection, purity testing and batch validation.

Yes. You can request a sample of Bismark Brown R to test in your process before placing a bulk order — use the quote or contact form and mention your application.

Yes. We supply Bismark Brown R across India and export to 15+ countries from Ankleshwar GIDC, Gujarat. Payment options include advance payment, Letter of Credit (LC), Documents against Payment (DP) and credit terms for established clients.

Key advantages of our Bismark Brown R: rich, stable brown shade, excellent tinting strength and color intensity, good solubility in water and organic solvents, stable performance in textiles, inks, papers, and polymer systems, ideal for textiles, inks, leather, paper, and specialty applications. We bring 20+ years of experience, COA and MSDS with every shipment, and supply across India and 15+ countries.
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Need Bismark Brown R in bulk?

Tell us the grade, quantity and destination — we'll share pricing, TDS and MSDS, usually within 24 hours.

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