Description

Acid Red 362 is a synthetic, water-soluble azo dye belonging to the acid dye class, known for its bright red color and good fastness properties. This high-performance dye is valued for its strong affinity to protein fibers like wool, silk, and nylon, providing excellent color yield and wash fastness. It is a critical component for dye houses and manufacturers in the textile, leather, and paper industries seeking vibrant, durable red shades.

Application

• Textile Dyeing: Primary application for dyeing wool, silk, nylon, and polyamide fibers to achieve brilliant red hues with good levelness.
• Leather Coloring: Used in the dyeing of leather goods, providing rich color and good penetration.
• Paper Staining: Employed for coloring specialty papers, decorative papers, and paper products requiring high color intensity.
• Ink Formulation: A colorant component in the manufacture of inks for various printing applications.
• Biological Staining: Potential use as a histological stain in laboratory settings for microscopic analysis.

Basic Information

Product Name	Acid Red 362
CAS No.	61814-58-2
Molecular Formula	C32H21N5Na2O8S2
Molecular Weight	721.65 g/mol
Synonyms	Acid Red 362; C.I. Acid Red 362; Acid Leather Red 2G; Acid Fast Red E-2G; Nylosan Red F-2G; Telon Red K-2G; Supranol Red GW; Lanasyn Red 2GL; Dermacid Red 2G; Acid Brilliant Red 2G
EINECS	Contact for details

Quality Control

Our Acid Red 362 is manufactured under a strict quality management system. Every batch undergoes comprehensive testing for key parameters including color strength, shade, solubility, and impurity profile to ensure consistent performance and batch-to-batch uniformity. Certificates of Analysis (COA) documenting purity, physical properties, and conformance to specifications are available upon request.

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. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Red to dark red powder
Identification (IR)	Conforms to standard
Color Strength	100 ± 3% (vs. Standard)
Shade	Conforms to standard
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 1.0%
pH (1% Solution)	6.0 - 8.0
Heavy Metals (as Pb)	≤ 20 ppm

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