Description

Solvent Orange 55 is a high-performance, oil-soluble azo dye widely recognized for its vibrant orange hue and excellent solubility in non-polar media. This compound is essential for providing consistent, durable coloration in a variety of industrial applications where lightfastness and chemical stability are required. It is primarily utilized by manufacturers in the plastics, coatings, and specialty ink industries seeking reliable and efficient pigmentation solutions. The product is supplied under strict quality control to ensure batch-to-batch consistency for demanding production environments.

Application

• Coloration of hydrocarbon-based solvents, fuels, and lubricants.
• Pigmentation for polystyrene (PS), polyethylene (PE), and other thermoplastic polymers.
• Manufacturing of specialty printing inks, including flexographic and gravure inks.
• Staining and marking applications for industrial and construction materials.
• Coloring for waxes, polishes, and other cosmetic or industrial wax formulations.
• As a colorant for wood stains and transparent coatings.
• Used in the production of colored pencils and artist's materials.
• Potential use as a tracer or marker dye in non-aqueous systems.

Basic Information

Product Name	Solvent Orange 55
CAS No.	12226-86-7
Molecular Formula	C18H14N4O2
Molecular Weight	318.33 g/mol
Synonyms	Solvent Orange 55; C.I. Solvent Orange 55; 1-[[4-(Phenylazo)phenyl]azo]-2-naphthol; Oil Orange 55; Azo Orange; Ceres Orange R; Sudan Orange R; 1-[(E)-[4-[(E)-Phenyldiazenyl]phenyl]diazenyl]naphthalen-2-ol
EINECS	Contact for details

Quality Control

Our Solvent Orange 55 is manufactured under a strict quality management system to ensure it meets the high standards required for industrial use. Each batch is tested for critical parameters including color strength, hue, solubility, and purity. A comprehensive Certificate of Analysis (COA) detailing these results is provided with every shipment to guarantee supply reliability and consistent performance in your formulations.

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 and incompatible materials.

Specification

Item	Specification
Appearance	Orange to red-brown powder or granules
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 5% (vs. Standard)
Solubility (in Toluene)	Complete, clear solution
Moisture Content	≤ 1.0%
Ash Content	≤ 0.5%

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