Description

Vat Red 20 is a high-performance synthetic organic pigment belonging to the vat dye class, known for its excellent color fastness and chemical stability. This compound is valued for its ability to impart a durable and vibrant red hue to various substrates, making it a critical component in demanding industrial applications. It is primarily sought after by manufacturers in the textile, plastics, and specialty coatings industries who require long-lasting, fade-resistant coloration.

Application

• Textile Dyeing and Printing: A key pigment for dyeing cotton, wool, and other natural fibers, offering superior wash and light fastness.
• Plastics and Masterbatch Coloring: Used to color polyolefins, PVC, and engineering plastics, providing excellent dispersion and heat stability.
• Industrial Coatings and Paints: Imparts durable color to industrial paints, automotive finishes, and protective coatings requiring weather resistance.
• Paper and Specialty Paper Coloring: Employed in the production of high-grade colored papers and decorative laminates.
• Leather Finishing: Used in dyeing leather goods to achieve rich, stable red shades.
• Ink Manufacturing: Suitable for specialty printing inks where color permanence is essential.

Basic Information

Product Name	Vat Red 20
CAS No.	6371-49-9
Molecular Formula	C₂₆H₁₂N₂O₂
Molecular Weight	384.39 g/mol
Synonyms	C.I. Vat Red 20; C.I. 67300; Vat Red GG; 6,15-Dihydro-5,9,14,18-anthrazinetetrone; Cibanone Red GG; Indanthren Red GG; Ponsol Red GG; Caledon Red GG
EINECS	228-920-7

Quality Control

Our Vat Red 20 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and high purity. Each lot is tested against rigorous in-house specifications, which typically include parameters for color strength, shade, particle size distribution, and chemical purity. A Certificate of Analysis (COA) detailing 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 incompatible materials and sources of ignition. The product is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	Red Powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (vs. Standard)
Hue	Within agreed tolerance
Purity (HPLC)	≥ 96.0%
Moisture Content	≤ 1.0%
Ash Content	≤ 0.5%
Particle Size (D50)	≤ 5.0 μm

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