Description

Pigment Yellow 5 is a high-performance, monoazo-based organic pigment renowned for its bright, greenish-yellow hue and excellent color strength. This pigment matters for its superior lightfastness, heat stability, and chemical resistance, making it a reliable choice for demanding applications where color consistency is critical. It is primarily needed by manufacturers in the plastics, coatings, inks, and textile industries seeking vibrant and durable yellow coloration.

Application

• Industrial Coatings: Used in automotive, coil, and industrial maintenance paints for its weather resistance and opacity.
• Plastics Coloring: Ideal for coloring polyolefins (PP, PE), PVC, and engineering plastics, offering good dispersion and thermal stability during processing.
• Printing Inks: A key component in offset, flexographic, and gravure inks for packaging and publications, providing sharp print quality.
• Textile Printing: Employed in pigment printing pastes for fabrics, delivering bright and wash-fast colors.
• Masterbatch Production: Used as a high-concentration colorant for creating universal color concentrates.
• Specialty Applications: Suitable for coloring construction materials, artists' colors, and other specialty products requiring a stable yellow pigment.

Basic Information

Product Name	Pigment Yellow 5
CAS No.	4106-67-6
Molecular Formula	C16H12Cl2N4O4
Molecular Weight	395.20 g/mol
Synonyms	Pigment Yellow 5; C.I. Pigment Yellow 5; 2,2'-[(3,3'-Dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxobutanamide]; 4106-67-6; C.I. 11660; Permanent Yellow GG; Benzidine Yellow G; Diarylide Yellow AAA; PY5
EINECS	223-889-1

Quality Control

Our Pigment Yellow 5 is manufactured under a strict quality management system. Every batch undergoes rigorous testing for key parameters including color strength, hue, particle size distribution, and chemical purity to ensure compliance with industry standards and consistent performance. Certificates of Analysis (COA) documenting these specifications are available upon request.

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 incompatible materials and sources of ignition. Under these conditions, the product has excellent shelf stability.

Specification

Item	Specification
Appearance	Bright Yellow Powder
Color Strength	95 - 105% (vs. Standard)
Hue	Standard
Purity (HPLC)	≥ 97.0%
Volatile Matter (105°C)	≤ 2.0%
Ash Content	≤ 1.0%
Water Soluble Matter	≤ 1.5%
pH Value (Aqueous Extract)	6.0 - 8.0
Particle Size (D50)	0.2 - 0.5 μm
Lightfastness (1-8)	≥ 6
Heat Resistance (°C)	≥ 180

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