Description

Acid Black 132 is a high-performance, synthetic acid dye belonging to the azo chemical class. This dye is valued for its excellent color fastness, deep black shade, and strong affinity for protein-based fibers like wool, silk, and nylon. It is a critical component for manufacturers in the textile, leather, and paper industries seeking durable and vibrant coloration. Our supply of Acid Black 132 CAS NO 12219-02-2 ensures consistent quality and reliable performance for demanding industrial dyeing processes.

Application

• Textile Dyeing: Primary application for dyeing wool, silk, and nylon fibers to achieve deep, level black shades with good wash and light fastness.
• Leather Finishing: Used in the dyeing of leather goods, providing rich, uniform black color for products like upholstery, footwear, and accessories.
• Paper Coloration: Employed in specialty paper production for tinting and providing a consistent black hue to paper products.
• Ink Formulation: A component in the manufacture of certain inks, particularly for applications requiring good solubility and color strength.
• Biomaterial Staining: Utilized in laboratory and histological settings as a biological stain for microscopic analysis of tissues.

Basic Information

Product Name	Acid Black 132
CAS No.	12219-02-2
Molecular Formula	C22H14N6Na2O9S2
Molecular Weight	616.49 g/mol
Synonyms	Acid Black WAN; C.I. Acid Black 132; Acid Leather Black NB; Acid Black NB; Lanasyn Black S-BL; Nylosan Black N-BL; Telon Black BRL; Acid Black 2B
EINECS	Contact for details

Quality Control

Our Acid Black 132 is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including spectrophotometric analysis for color strength and purity, to ensure it meets precise industry specifications for dye content and application performance. Certificates of Analysis (COA) documenting key parameters such as assay, shade, and solubility are available upon request.

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	Black powder or granules
Identification (IR)	Conforms to standard
Assay (Dye Content)	≥ 95%
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 1.0%
Shade	Conforms to standard
Solubility in Water	Conforms

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