Description

Acid Blue 168 is a synthetic anthraquinone-based acid dye known for its bright and durable blue shade. This high-performance dye is valued for its excellent color fastness properties, particularly its strong affinity for protein fibers like wool and silk. It is a critical component for manufacturers in the textile and leather industries seeking vibrant, wash-resistant coloration. Our supply of Acid Blue 168 CAS NO 12219-24-8 ensures consistent quality and reliable performance for demanding industrial applications.

Application

This versatile acid dye is primarily used in applications requiring a robust blue colorant with good fastness properties.

• Textile Dyeing: Primary application for dyeing wool, silk, and nylon fibers to achieve bright blue shades.
• Leather Coloring: Used in the dyeing of leather goods, providing rich and even coloration.
• Paper Staining: Employed for the coloration of specialty papers and paper products.
• Ink Formulation: A component in the manufacture of certain inks, including those for ballpoint pens and markers.
• Biological Staining: Used in histology and microscopy as a staining agent for tissue samples.
• Polymer Coloring: Can be used for mass coloration of certain synthetic polymers and plastics.

Basic Information

Product Name	Acid Blue 168
CAS No.	12219-24-8
Molecular Formula	C32H21N5Na2O8S2
Molecular Weight	729.65 g/mol
Synonyms	Acid Blue 168; C.I. 15715; Acid Blue ARL; Anthraquinone Blue ARL; Lissamine Blue B; Acid Leather Blue ARL; Sodium 1-amino-4-[4-[(2,4-disulfophenyl)amino]-9,10-dioxo-9,10-dihydroanthracen-1-yl]amino]-9,10-dioxoanthracene-2-sulfonate; C.I. Acid Blue 168
EINECS	Contact for details

Quality Control

Our Acid Blue 168 is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing to ensure it meets precise specifications for color strength, shade, and purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, solubility, and impurity profiles. Our quality commitment ensures consistent performance and reliability for your manufacturing 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. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Dark Blue Powder
Identification (IR)	Conforms
Color Strength	100 ± 3% (Standard)
Shade	Conforms to Standard
Moisture Content	≤ 5.0%
Water Solubility	Conforms
pH (1% Solution)	6.0 - 8.0
Ash Content	≤ 30.0%

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