Description

Acid Red 114 is a synthetic anionic dye belonging to the azo chemical class, valued for its strong, vibrant red color and good affinity for protein-based substrates. Its primary commercial value lies in providing consistent, high-tinctorial strength coloration for industrial applications. This dye is essential for manufacturers in the textile, leather, and paper industries seeking reliable and cost-effective red dyeing solutions.

Application

• Textile Dyeing: Primarily used for dyeing wool, silk, and nylon fibers to achieve a bright red shade.
• Leather Finishing: Applied in the coloration of leather goods, including footwear, bags, and upholstery.
• Paper Coloring: Used for tinting specialty papers, including decorative and packaging materials.
• Ink Formulation: Serves as a colorant in the production of inks for various printing applications.
• Biological Staining: Employed as a histological stain in laboratory settings for microscopic analysis.

Basic Information

Product Name	Acid Red 114
CAS No.	6459-94-5
Molecular Formula	C37H28N4Na2O8S2
Molecular Weight	774.73 g/mol
Synonyms	Acid Leather Red BG; C.I. 23635; Supranol Fast Red BW; Lissamine Red 2B; Acid Red 2B; Naphthalene Scarlet 4R; Azo Rubine S; Mordant Blue 79 (related complex); 1-Naphthalenesulfonic acid, 3-[[4-[[4-[(2,4-dimethylphenyl)azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, disodium salt
EINECS	229-265-2

Quality Control

Our Acid Red 114 is produced under a strict quality management system to ensure batch-to-batch consistency and performance. Each lot is tested for critical parameters including color strength, shade, solubility, and impurity profile to meet industrial specifications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment.

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

Specification

Item	Specification
Appearance	Dark Red to Brown Powder
Identification (IR)	Conforms to Standard
Assay (HPLC)	Min. 95%
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	Max. 5.0%
Water Solubility	Conforms
Ash Content	Max. 1.0%

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