Description

Acid Blue 127:1 is a high-performance, metal-complex acid dye renowned for its excellent color fastness and vibrant blue hue. It is a critical component for achieving durable and consistent coloration in demanding industrial applications. This product is essential for manufacturers in the textile, leather, and paper industries seeking superior wash, light, and perspiration fastness in their finished goods.

Application

• Textile Dyeing: Primary application for dyeing wool, silk, and polyamide (nylon) fibers, providing excellent levelness and penetration.
• Leather Finishing: Used for dyeing leather goods, offering rich color depth and good resistance to rubbing and light.
• Paper Coloration: Suitable for specialty paper products requiring stable and vibrant blue shades.
• Ink Formulation: A pigment source for certain types of inks where acid dye properties are advantageous.
• Biomaterial Staining: Potential use in laboratory settings for histological staining due to its specific affinity.

Basic Information

Product Name	Acid Blue 127:1
CAS No.	12237-86-4
Molecular Formula	C32H14CuN8O14S4 · xNa
Molecular Weight	Contact for details
Synonyms	Acid Blue 127:1; C.I. Acid Blue 127:1; C.I. 61110; Acid Blue 127 Calcium Salt; Neolan Blue P-R; Telon Blue ANL; Lanasyn Blue S-RBL; Acid Metal Complex Blue 127:1; Copper complex of (4-[[4-[(2,4-Diaminophenyl)azo]phenyl][4-[(2,4-diamino-5-sulfophenyl)azo]-1-naphthyl]methylene]-2-methyl-1-cyclohexadien-1-ylidene)ammonium hydroxide inner salt, sodium salt
EINECS	Contact for details

Quality Control

Our Acid Blue 127:1 is manufactured under a strict quality management system. Every batch is tested to ensure consistent strength, shade, and application performance. Key parameters such as dye content, solubility, and fastness properties are verified. A Certificate of Analysis (COA) detailing purity and specification compliance is provided with each 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 strong oxidizing agents. The container must be kept tightly closed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Dark Blue Powder or Granules
Identification (IR)	Conforms to Standard
Color Strength	100 ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Water Insoluble Matter	≤ 1.0%
Shade	Conforms to Standard
Fastness Properties (Typical)	Light: 5-6; Wash: 4-5; Perspiration: 4-5

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