Sudan III

Product Description

Sudan III is a lipophilic azo dye primarily used for staining lipids, fats, and phospholipids in biological specimens. It is a fat-soluble red-orange dye that selectively colors hydrophobic substances, making it a valuable reagent in biological microscopy, histology, and analytical chemistry.

Widely utilized in laboratories, educational institutions, and research centers, Sudan III provides clear visualization of lipid components in tissues and is also applied in industrial quality control to detect oil and grease contamination.

Key Features

• Chemical Name: Sudan III (1-[4-(phenylazo)phenylazo]-2-naphthol)
  • Chemical Formula: C₂₂H₁₆N₄O
  • Molecular Weight: 352.39 g/mol
  • CAS Number: 85-86-9
  • Appearance: Reddish-orange powder or crystals
  • Solubility: Insoluble in water; soluble in alcohol, oils, and organic solvents
  • Dye Class: Azo dye (fat-soluble)
  • Melting Point: ~199–200°C (decomposes)
  • Absorption Maximum: ~507 nm (in ethanol)
  • Purity: Laboratory / Analytical Grade

Applications

Laboratory & Research

• Used for staining neutral lipids, fats, and phospholipids in biological tissues.
  • Commonly applied in histological studies and microscopic analysis of lipid distribution.
  • Used in demonstrating fat metabolism and related biological processes.
  • Serves as a lipid indicator dye in various analytical and educational experiments.

Industrial Uses

• Employed in oil and grease detection in chemical and petroleum industries.
  • Used in quality control testing for lubricants and food-grade oils.
  • Applied as a colorant in waxes, polishes, and plastics for visual enhancement.

Safety & Handling

• Hazard: Avoid inhalation or ingestion; may cause irritation to skin, eyes, and respiratory tract.
  • Precautions: Handle with gloves, safety goggles, and appropriate protective clothing.
  • Storage: Store in a cool, dry, and dark place, tightly closed to prevent contamination.
  • Disposal: Dispose of in accordance with local chemical waste regulations.

Why Choose Sudan III from M/S Bright Scientific Co.?

• High-quality, laboratory-tested dye for accurate and reliable staining.
  • Ensures vivid, consistent coloration in biological and industrial applications.
  • Competitive pricing and bulk availability for laboratories and institutions.
  • Trusted supplier for universities, research centers, and industrial QC labs across Bangladesh.

Price in Bangladesh

Available in 10 g, 25 g, 50 g, and 100 g packs at competitive laboratory rates.
Bulk purchase discounts available for academic and research institutions.

Contact Information

M/S Bright Scientific Co.
📞 Phone: 01711285976