Description

Azo Yellow CAS NO 12627-77-9 is a synthetic organic pigment belonging to the azo chemical class, valued for its bright and stable yellow hue. This high-performance colorant is engineered to deliver excellent tinting strength, lightfastness, and chemical resistance in demanding industrial applications. It is an essential raw material for manufacturers in the coatings, plastics, and printing ink industries seeking reliable and consistent coloration.

Application

• Industrial Coatings & Paints: Used in automotive, architectural, and industrial paints for durable and weather-resistant yellow coloration.
• Plastics & Masterbatch Coloring: Imparts vibrant yellow shades to polymers like PVC, polyolefins, and engineering plastics.
• Printing Inks: A key pigment for offset, flexographic, and gravure inks, providing strong color yield and print stability.
• Textile Printing & Dyeing: Employed in pigment printing pastes and dye formulations for fabrics.
• Specialty Applications: Suitable for coloring construction materials, artists' colors, and other specialty products requiring a stable yellow pigment.

Basic Information

Product Name	Azo Yellow
CAS No.	12627-77-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Pigment Yellow 12; C.I. 21090; Diarylide Yellow AAA; Benzidine Yellow G; Permanent Yellow G; Vulcan Fast Yellow G; Azo Yellow G; 12627-77-9
EINECS	Contact for details

Quality Control

Our Azo Yellow is produced under a stringent quality management system to ensure batch-to-batch consistency and performance reliability. Quality parameters including color strength, hue, particle size distribution, and chemical purity are rigorously tested against established specifications. A Certificate of Analysis (COA) documenting these results is provided with every shipment to guarantee compliance with your technical requirements.

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. For long-term storage, ensure the original packaging remains sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Yellow Powder
Color Strength	Standard ± 5%
Hue	Meets Standard
Purity	> 95%
Moisture Content	< 2.0%
Ash Content	< 1.0%
Particle Size (Median)	< 5.0 µm
Lightfastness	≥ 6 (ISO 105-B02)

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