Description

Acid Yellow 96 is a synthetic organic dye belonging to the azo chemical class, widely recognized for its bright, vivid yellow hue and excellent colorfastness properties. This high-performance dye is engineered to deliver consistent, reliable coloration and strong adhesion to substrates, making it a critical component for manufacturers requiring durable and vibrant shades. It is primarily utilized in the textile, leather, and paper industries for dyeing and printing applications where wash and light fastness are essential. Global industrial buyers source this compound for its proven performance in creating high-quality, color-stable products.

Application

• Textile Dyeing: Primary application for dyeing natural and synthetic fibers, including wool, silk, and nylon, offering excellent leveling and penetration.
• Leather Finishing: Used for coloring leather goods, providing uniform and deep shades with good rub fastness.
• Paper Coloring: Employed in the production of colored papers, tissues, and specialty packaging materials.
• Ink Formulation: A key pigment for manufacturing printing inks, especially for flexographic and packaging inks.
• Biological Staining: Potential use as a histological stain in laboratory settings for microscopic analysis.
• Plastics and Polymers: Can be incorporated for mass coloration of certain plastics and resins.

Basic Information

Product Name	Acid Yellow 96
CAS No.	61901-50-6
Molecular Formula	C26H19N4NaO7S2
Molecular Weight	586.57 g/mol
Synonyms	Acid Fast Yellow E-3G; C.I. Acid Yellow 96; Acid Leather Yellow E-3G; Acid Yellow E-3G; Acid Yellow 3G; 2,7-Naphthalenedisulfonic acid, 5-[[4-[(2,5-dichlorophenyl)azo]-1-naphthalenyl]azo]-3-hydroxy-4-[(4-nitrophenyl)azo]-, sodium salt; Lissamine Fast Yellow 3G; Supranol Fast Yellow 3G
EINECS	263-333-6

Quality Control

Our Acid Yellow 96 is manufactured under a strict quality management system to ensure batch-to-batch consistency and reliability. Each lot undergoes comprehensive analytical testing, including HPLC assay for purity, spectrophotometric analysis for color strength, and tests for insolubles and heavy metals. We provide full traceability and Certificates of Analysis (COA) are available for every shipment to verify compliance with agreed specifications and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and incompatible materials. The product is light-sensitive; prolonged exposure to direct light should be avoided to maintain color stability.

Specification

Item	Specification
Appearance	Yellow to orange-brown powder
Identification (IR)	Conforms to standard
Assay (HPLC)	Min. 95%
Color Strength	98 - 102% (vs. Standard)
Moisture Content	Max. 5.0%
Water Insoluble Matter	Max. 0.5%
Heavy Metals (as Pb)	Max. 20 ppm
pH (1% Solution)	6.0 - 8.0

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.