Description

Solvent Blue 8 is a synthetic anthraquinone derivative dye known for its excellent solubility in non-polar organic solvents and its vibrant blue coloration. This high-performance colorant is valued for its strong tinting strength, good lightfastness, and chemical stability, making it a reliable choice for demanding industrial applications. It is primarily utilized by manufacturers in the plastics, ink, and specialty coatings industries where consistent, non-migratory color is essential for product quality and performance.

Application

• Plastics Coloring: Used as a colorant for polystyrene (PS), acrylics (PMMA), and other engineering plastics requiring high-temperature processing stability.
• Ink Formulation: A key pigment for solvent-based printing inks, including flexographic and gravure inks, providing intense color and good printability.
• Industrial Coatings: Imparts durable color to lacquers, wood stains, and automotive refinish coatings where solvent resistance is critical.
• Waxes & Polishes: Employed in coloring paraffin waxes, shoe polishes, and floor care products for uniform coloration.
• Specialty Fluids: Used as a tracer or identification dye in lubricants, hydraulic fluids, and fuels.
• Non-Food Contact Materials: Suitable for coloring a wide range of polymers and resins used in consumer goods and industrial components.

Basic Information

Product Name	Solvent Blue 8
CAS No.	12262-49-6
Molecular Formula	C₂₀H₂₄N₂O₂
Molecular Weight	324.42 g/mol
Synonyms	1,4-Bis(butylamino)anthraquinone; C.I. Solvent Blue 8; Ceres Blue GN; Oil Blue B; Waxoline Blue AP-FW; 1,4-Bis(n-butylamino)-9,10-anthracenedione; Anthraquinone Blue B; MACROLEX Blue RR
EINECS	235-531-8

Quality Control

Our production of Solvent Blue 8 adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed against comprehensive specifications for color strength, hue, solubility, and impurity profile. A detailed Certificate of Analysis (COA) documenting purity, physical properties, and performance tests is provided with every shipment to support your quality assurance and regulatory compliance needs.

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	Dark blue powder or granules
Identification (IR)	Conforms to structure
Color Strength	100 ± 3% (vs. Standard)
Hue	Conforms to standard
Purity (HPLC)	≥ 98.0%
Solubility (in Toluene)	Complete, clear solution
Moisture Content	≤ 0.5%
Ash Content	≤ 0.3%

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