Description

C.I. Acid Blue 252 is a synthetic anthraquinone-based acid dye known for its bright and durable blue color. This high-performance dye is valued for its excellent lightfastness, wash fastness, and leveling properties on protein fibers. It is primarily used by manufacturers in the textile and leather industries for dyeing wool, silk, and nylon to achieve consistent, vibrant shades. Our supply of C.I. Acid Blue 252 CAS NO 12269-83-9 ensures reliable quality and batch-to-batch consistency for industrial applications.

Application

• Primary dyeing of wool, silk, and other protein-based textiles.
• Coloration of nylon fibers in the production of carpets, apparel, and upholstery.
• Leather dyeing for footwear, garments, and accessories.
• Used in the formulation of specialized inks for markers and stamp pads.
• Potential applications in the coloration of paper and specialty coatings.
• Employed in research and development for new colorant formulations.

Basic Information

Product Name	C.I. Acid Blue 252
CAS No.	12269-83-9
Molecular Formula	C22H14N4Na2O8S2
Molecular Weight	588.48 g/mol
Synonyms	Acid Blue 252; Acid Blue AR; C.I. 15710; Acid Leather Blue AR; Nylosan Blue N-BLN; Telon Blue ARL; Acid Blue 2R; Sodium 1-amino-4-[(4-aminophenyl)amino]-9,10-dioxo-9,10-dihydroanthracene-2-sulfonate
EINECS	235-543-6

Quality Control

Our C.I. Acid Blue 252 is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets precise color strength, purity, and application performance specifications. A Certificate of Analysis (COA) detailing key parameters such as shade, strength, and solubility is provided with each shipment to guarantee consistency and reliability for your production processes.

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.

Specification

Item	Specification
Appearance	Dark Blue Powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 1.0%
Shade	Conforms to Standard
Solubility	Freely soluble in water

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