Description

Red 6 CAS NO 1342-58-1 is a high-purity synthetic organic pigment belonging to the azo class, valued for its bright and stable red hue. This compound is essential for providing consistent, vibrant coloration in a wide range of industrial and consumer products. It is a critical raw material for manufacturers in the plastics, coatings, inks, and textile industries seeking reliable and high-performance colorants.

Application

• Primary colorant for plastics and polymer resins, including PVC, polyolefins, and engineering plastics.
• Manufacturing of high-quality industrial and decorative paints and coatings.
• Formulation of printing inks for packaging, publications, and textiles.
• Coloration of synthetic fibers and textile printing pastes.
• Pigment for specialty applications in rubber products and leather finishes.
• Used in the coloration of cosmetics and personal care items where approved.
• Potential use in masterbatch production for consistent color dispersion.

Basic Information

Product Name	Red 6
CAS No.	1342-58-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Pigment Red 6; C.I. 12090; Lithol Rubin B; Permanent Red FRR; Permanent Red F5RK; Permanent Red FRL; C.I. Pigment Red 6; Red 6 (Pigment); 1-[(4-Methyl-2-nitrophenyl)azo]-2-naphthalenol
EINECS	215-680-6

Quality Control

Our Red 6 pigment is produced under a strict quality management system to ensure batch-to-batch consistency and performance. Quality parameters including color strength, shade, particle size distribution, and chemical purity are rigorously tested. Certificates of Analysis (COA) documenting compliance with relevant 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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Red Powder
Color Strength	100 ± 5% (vs. Standard)
Hue	Conforms to Standard
Purity (HPLC)	≥ 95.0%
Moisture Content	≤ 2.0%
Ash Content	≤ 1.0%
Water Soluble Matter	≤ 1.5%
Particle Size (D50)	0.2 - 0.5 μm

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