Description

Solvent Blue 74 is a high-performance, oil-soluble anthraquinone dye renowned for its excellent color strength and stability in non-polar systems. This product is engineered to deliver consistent, vibrant blue coloration and superior performance in demanding industrial applications. It is an essential component for manufacturers in the plastics, ink, and specialty coatings sectors seeking reliable and high-quality colorants.

Application

• Primary colorant for polystyrene (PS), polycarbonate (PC), and other engineering plastics.
• Manufacturing of printing inks, including specialty and security inks.
• Coloration of industrial and automotive coatings, such as lacquers and enamels.
• Dyeing of hydrocarbon-based solvents, waxes, and lubricants for identification purposes.
• Production of colored films and sheets for packaging and decorative applications.
• Used as a staining agent or marker in non-aqueous laboratory and industrial processes.

Basic Information

Product Name	Solvent Blue 74
CAS No.	12237-25-1
Molecular Formula	C28H18N2O4
Molecular Weight	446.45 g/mol
Synonyms	1,4-Bis[(2,6-diethyl-4-methylphenyl)amino]anthraquinone; Ceres Blue GN; Oil Blue 2R; Solvent Blue 59 (obsolete); Aizen SOT Blue-4; MACROLEX Blue RR; KeyPlast Blue R; Anthraquinone Blue R; C.I. 61525
EINECS	Contact for details

Quality Control

Our Solvent Blue 74 is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. Every lot is tested against rigorous internal specifications for color value, strength, and solubility. A comprehensive Certificate of Analysis (COA) detailing purity, identification, and physical properties is provided with each shipment to guarantee it meets your specific application requirements.

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 strong oxidizing agents.

Specification

Item	Specification
Appearance	Dark blue powder or granules
Identification (IR)	Conforms to standard
Color Strength	100% ± 3% (vs. Standard)
Purity (HPLC)	≥ 98.0%
Solubility (in Toluene)	Complete, clear solution
Moisture Content	≤ 0.5%
Ash Content	≤ 0.5%

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