Description

C.I. Solvent Red 150 is a high-performance, oil-soluble red dye belonging to the solvent dye class, identified by CAS No. 21295-58-9. It is valued for its excellent solubility in non-polar media, providing vibrant and stable coloration. This product is essential for manufacturers requiring durable and consistent red hues in various industrial applications, particularly in plastics, inks, and coatings.

Application

The primary use of C.I. Solvent Red 150 is as a colorant in non-aqueous systems. Its key applications include:

• Plastics Coloring: For mass coloration of polymers like polystyrene, polycarbonate, and ABS, offering good heat stability and lightfastness.
• Ink Formulations: Used in solvent-based inks for flexographic and gravure printing, especially for packaging and decorative prints.
• Industrial Coatings: Imparts color to lacquers, wood stains, and automotive refinish coatings where solvent compatibility is critical.
• Waxes & Polishes: Coloring agent for candles, shoe polishes, and floor waxes.
• Oil-Based Markers: Provides intense color in permanent markers and writing fluids.
• Fuel & Lubricant Dyes: Used for identification and branding of specialty fuels and industrial oils.

Basic Information

Product Name	C.I. Solvent Red 150
CAS No.	21295-58-9
Molecular Formula	C24H20N4O2
Molecular Weight	396.44 g/mol
Synonyms	Solvent Red 150; Ceres Red BB; Oil Red 5B; Aizen SOT Red 1; Macrolex Red 5B; Orasol Red 5B; 1,4-Bis(butylamino)-9,10-anthracenedione; 1,4-Bis(n-butylamino)anthraquinone; 9,10-Anthracenedione, 1,4-bis(butylamino)-
EINECS	244-310-9

Quality Control

Our C.I. Solvent Red 150 is manufactured under a strict quality management system. Each batch undergoes rigorous testing for key parameters including color strength, hue, solubility, and purity to ensure batch-to-batch consistency and compliance with industry standards. A Certificate of Analysis (COA) detailing these specifications is provided with every shipment.

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 acids and incompatible materials. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	Dark red powder or granules
Identification (IR)	Conforms to standard
Color Strength	100% ± 3% (vs. Standard)
Hue	Within agreed tolerance
Purity (HPLC)	≥ 98.0%
Solubility (in Toluene)	Clear, complete 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.