Description

Solvent Blue 38 is a high-performance anthraquinone-based dye known for its excellent solubility in non-polar organic solvents and its vibrant blue color. It is valued for its strong tinting strength, good lightfastness, and chemical stability, making it a reliable colorant for demanding industrial applications. This product is essential for manufacturers in the plastics, ink, and specialty coatings industries seeking consistent, high-quality coloration.

Application

• Coloration of polymers and plastics, including polystyrene, ABS, and polycarbonate.
• Manufacturing of printing inks, particularly for specialty and security applications.
• Pigmentation for industrial coatings and lacquers.
• Coloring of waxes and greases.
• Staining agent for fuels and lubricants for identification purposes.
• Dye for wood stains and transparent finishes.

Basic Information

Product Name	Solvent Blue 38
CAS No.	1328-51-4
Molecular Formula	C28H18N2O4
Molecular Weight	446.46 g/mol
Synonyms	1,4-Bis(butylamino)-9,10-anthracenedione; 1,4-Bis(n-butylamino)anthraquinone; C.I. 61525; Oil Blue 2G; Waxoline Blue AP-FW; Macrolex Blue RR; Ceres Blue GN; Anthraquinone Blue AP-FW; AS-Blue AP
EINECS	215-524-7

Quality Control

Our Solvent Blue 38 is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure consistent color strength, purity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, hue, and solubility are available upon request to support your quality assurance protocols.

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
Assay (HPLC)	Min. 98.0%
Color Strength	100 ± 5%
Solubility (in Toluene)	Complete, clear solution
Moisture Content (KF)	Max. 0.5%
Ash Content	Max. 0.5%

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