Description

Solvent Red 27 is a high-purity, synthetic organic dye belonging to the solvent dye class, identified by CAS NO 1320-06-5. This product is valued for its intense, stable coloration and excellent solubility in non-polar organic media, making it a critical component for demanding industrial applications. It is primarily sought by manufacturers in the plastics, ink, and coatings industries who require reliable, consistent colorants for their formulations.

Application

Solvent Red 27 is a versatile colorant used across multiple industrial sectors where color stability and solubility are paramount. Its primary applications include:

• Plastics Coloring: For mass coloration of polystyrene, acrylics, and other engineering plastics.
• Ink Manufacturing: As a key pigment for solvent-based printing inks, including flexographic and gravure inks.
• Coatings and Paints: To provide vivid, durable color in industrial coatings, wood stains, and automotive finishes.
• Wax and Grease Markers: Used in the formulation of colorants for marking waxes and lubricants.
• Fuel and Oil Dyes: For the visual identification of different fuel grades and specialty oils.
• Consumer Goods: Coloring of non-food contact items like candles, polishes, and cleaning agents.

Basic Information

Product Name	Solvent Red 27
CAS No.	1320-06-5
Molecular Formula	C₂₆H₂₄N₄O
Molecular Weight	408.50 g/mol
Synonyms	Solvent Red 27; C.I. Solvent Red 27; Sudan Red 7B; C.I. 26125; Oil Red 7B; Ceres Red 7B; 1-[[4-(Phenylazo)phenyl]azo]-2-naphthol; 1-[(E)-[4-[(E)-Phenyldiazenyl]phenyl]diazenyl]naphthalen-2-ol
EINECS	215-295-6

Quality Control

Our Solvent Red 27 is manufactured under a stringent quality management system to ensure batch-to-batch consistency and reliability. Each lot is tested against rigorous internal specifications for color strength, purity, and solubility. A comprehensive Certificate of Analysis (COA) detailing the results for identity, assay, and impurity profiles is provided with every shipment to support your quality assurance protocols.

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 heat sources and incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark red to brown powder
Identification (IR)	Conforms to standard
Assay (HPLC)	≥ 98.0%
Color Strength	100 ± 5%
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.