Description

Solvent Red 125 is a high-performance, oil-soluble azo dye known for its vibrant red color and excellent solubility in non-polar organic media. This compound is valued for its strong tinting strength and stability in various formulations, making it a critical component for precise color matching and product identification. It is primarily utilized by manufacturers in the plastics, coatings, and specialty ink industries where durable, non-migratory coloration is required.

Application

• Primary colorant for polymers and plastics, including polystyrene, ABS, and polycarbonate.
• Coloring agent for industrial coatings, lacquers, and varnishes.
• Pigment for specialty printing inks, including flexographic and gravure inks.
• Staining and identification of fuels, lubricants, and waxes.
• Coloration of wood stains and sealants.
• Manufacture of colored masterbatches and concentrates for plastic processing.

Basic Information

Product Name	Solvent Red 125
CAS No.	12271-00-0
Molecular Formula	C24H20N4O2
Molecular Weight	396.44 g/mol
Synonyms	1-[[2-Methyl-4-[(2-methylphenyl)azo]phenyl]azo]-2-naphthalenol; C.I. Solvent Red 125; Oil Red 125; Azoic Red 125; Ceres Red 125; Sudan Red 125; Red 125 (Solvent); 2-Naphthol, 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-
EINECS	235-543-8

Quality Control

Our Solvent Red 125 is manufactured under a strict quality management system. Every batch is tested to ensure consistent color value, strength, and chemical purity. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and physical property tests is provided to guarantee the material meets your specific application requirements and industry standards.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	Red powder or granules
Identification (IR)	Conforms to standard
Color Strength	100 ± 5%
Assay (HPLC)	≥ 98.0%
Solubility (in Toluene)	Complete, clear solution
Moisture (KF)	≤ 1.0%
Ash Content	≤ 0.5%

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