Description

Pigment Red 83 is a high-performance, synthetic organic pigment belonging to the diketopyrrolopyrrole (DPP) class, valued for its exceptional color strength and durability. This pigment offers superior lightfastness, weather resistance, and thermal stability, making it a critical component for demanding applications where color permanence is paramount. It is an essential raw material for industries requiring vivid, long-lasting red shades in plastics, coatings, and high-quality inks.

Application

• Industrial Coatings: Used in automotive, coil, and powder coatings for excellent exterior durability and UV resistance.
• Plastics Coloring: Imparts brilliant, heat-stable red shades to engineering plastics, masterbatches, and synthetic fibers.
• High-Performance Inks: A key component in solvent-based, UV-curable, and packaging inks requiring high color strength and fastness properties.
• Artists' Colors: Employed in the formulation of high-grade artists' paints, acrylics, and oils for its pure hue and permanence.
• Specialty Applications: Suitable for coloring synthetic leather, architectural materials, and other applications demanding long-term color stability.

Basic Information

Product Name	Pigment Red 83
CAS No.	104074-25-1
Molecular Formula	C24H16N4O2
Molecular Weight	392.41 g/mol
Synonyms	DPP Red BO; C.I. Pigment Red 83; 3,6-Bis(4-chlorophenyl)-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione; Diketopyrrolopyrrole Red; Pigment Red 254 (common alternate); CI 56110; 1,4-Diketo-3,6-diphenylpyrrolo[3,4-c]pyrrole
EINECS	Contact for details

Quality Control

Our production of Pigment Red 83 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance. Key parameters such as color strength, hue, particle size distribution, and chemical purity are rigorously tested against established specifications. 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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Bright Red Powder
Color Strength	100 ± 5% (vs. Standard)
Hue	Conforms to Standard
Purity (HPLC)	≥ 97.0%
Ash Content	≤ 1.0%
Moisture Content	≤ 1.5%
Particle Size (D50)	≤ 0.5 μm
Lightfastness	≥ 7-8 (ISO 105-B02)
Heat Resistance	≥ 300°C

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