Basic Dyes
Methylene Blue (ZINC FREE)
Methylene Blue (ZINC FREE), CAS 61-73-4, 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 printing inks, paper coloring, textile dyeing, laboratory & analytical use. We supply buyers across India and export to 15+ countries, with TDS and MSDS available on request.
Key facts
| Chemical Name | Methylene Blue (ZINC FREE) |
|---|---|
| Chemical Class | Thiazine Dye |
| Form | Dark green to blue crystalline powder |
| CAS No. | 61-73-4 |
| HSN Code | 3204 12 00 |
| Category | Dyes |
| Supplied from | Ankleshwar GIDC, Gujarat, India |
Main uses of Methylene Blue (ZINC FREE)
- Printing Inks
- Paper Coloring
- Textile Dyeing
- Laboratory & Analytical Use
- Chemical Formulations
- Aquaculture & Biotech
Product Overview
Methylene Blue (ZINC FREE) is a high-purity, brilliant blue thiazine dye widely used in applications requiring clean, strong blue shades without zinc-based impurities. It provides excellent solubility in water and alcohol, strong brightness, and stable performance across a range of industrial and analytical applications.
Its high tinting strength, strong dyeing ability, and stable shade characteristics make it suitable for inks, paper, textiles, and specialized chemical formulations requiring consistent, contaminant-free blue coloring.
Shade Range by Grade
| Sr. No. | Product Name | CI Name & CI Number | CAS Number | HSN Code | Shade (Mass Tone) | Shade (Diluted / Tint) |
|---|---|---|---|---|---|---|
| 1 | Methylene Blue (ZINC FREE) | Basic Blue 9 (C.I. 52015) | 61-73-4 | 320412 |
Applications
Methylene Blue (ZINC FREE) is widely used in industries requiring bright, clean blue shades:
Printing Inks: Ideal for water-based and spirit-based ink formulations
Paper Coloring: Used for tinted and decorative paper
Textile Dyeing: Suitable for dyeing cotton, silk, and acrylic blends
Laboratory & Analytical Use: Commonly used as a redox indicator and biological stain
Chemical Formulations: Provides strong blue coloration in specialty blends
Aquaculture & Biotech: Preferred where zinc-free purity is required
Handling & Safety
Aspect | Information |
|---|---|
Hazards | Low toxicity; avoid dust inhalation and prolonged skin contact. |
PPE | Use gloves, goggles, and a dust mask during handling. |
Storage | Store in a cool, dry, well-ventilated place away from moisture and sunlight. |
Spillage | Avoid dust formation; sweep carefully and dispose of according to local regulations. |
First Aid | Rinse affected areas with plenty of water; seek medical attention if irritation persists. |
Key Advantages
Brilliant and bright blue shade
High tinting strength with strong color depth
Zinc-free purity ideal for sensitive applications
Excellent solubility in water and solvents
Suitable for inks, textiles, paper, chemical formulations, and analytical use
Frequently Asked Questions about Methylene Blue (ZINC FREE)
Related dyes
Need Methylene Blue (ZINC FREE) in bulk?
Tell us the grade, quantity and destination — we'll share pricing, TDS and MSDS, usually within 24 hours.
Last updated: