Description

3-Hydroxy-4-[(1-Sulpho-2-Naphthyl)Azo]-2-Naphthoic Acid, Barium Calcium Salt is a metallized azo dye complex, valued for its excellent color strength and stability. This compound is engineered to deliver consistent, high-performance coloration in demanding industrial applications. It is primarily sought after by manufacturers in the pigment and specialty chemical sectors for producing durable colorants.

Application

• Primary Pigment for Industrial Coatings: Imparts durable color to automotive, industrial, and architectural paints.
• Coloration of Plastics and Polymers: Used in masterbatch production for coloring engineering plastics and synthetic fibers.
• Printing Inks: A key component in high-performance inks for packaging and publication printing.
• Specialty Dyes for Non-textile Uses: Employed in the coloration of leather, paper, and other specialty materials.
• Functional Additive: Potential use as a colorant in functional materials where specific light-absorption properties are required.

Basic Information

Product Name	3-Hydroxy-4-[(1-Sulpho-2-Naphthyl)Azo]-2-Naphthoic Acid, Barium Calcium Salt
CAS No.	85005-87-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Pigment Red 57:3; Calcium 4-[(2-hydroxy-1-naphthyl)azo]-3-[(1-sulfo-2-naphthyl)azo]-2-naphthoate barium complex; Barium calcium salt of 3-hydroxy-4-[(1-sulfo-2-naphthalenyl)azo]-2-naphthalenecarboxylic acid; Lithol Rubine BK; Permanent Carmine FBB; Pigment Red 57:3; Rubine Toner 4B; 2-Naphthalenecarboxylic acid, 3-hydroxy-4-[(1-sulfo-2-naphthalenyl)azo]-, barium calcium salt
EINECS	Contact for details

Quality Control

Our production of 3-Hydroxy-4-[(1-Sulpho-2-Naphthyl)Azo]-2-Naphthoic Acid, Barium Calcium Salt adheres to stringent quality protocols to ensure batch-to-batch consistency in color value, strength, and physical properties. Quality is verified through advanced analytical techniques including spectrophotometry and chromatography. A Certificate of Analysis (COA) detailing purity, shade, and specific performance characteristics is provided with every shipment to guarantee it meets your formulation requirements.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after initial use to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	Red Powder
Identification (IR)	Conforms
Color Strength	100% ± 5% (vs. Standard)
Hue	Within agreed tolerance
Moisture Content	≤ 5.0%
Water Soluble Matter	≤ 1.5%
Ash Content	Contact for details
Particle Size (Residue on 325 mesh)	≤ 1.0%

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