Description

4-[(5-Chloro-4-Methyl-2-Sulphophenyl)Azo]-3-Hydroxy-2-Naphthoic Acid, Barium Calcium Salt is a high-performance, metallized azo pigment complex valued for its excellent color fastness and chemical stability. This compound is engineered to deliver consistent, vibrant coloration and superior performance in demanding industrial environments. It is primarily utilized by manufacturers in the coatings, plastics, and specialty inks industries seeking durable and reliable pigments.

Application

• Industrial Coatings: Used as a colorant in high-durability paints, automotive finishes, and industrial maintenance coatings for its weather resistance.
• Plastics and Masterbatches: Provides stable coloration for engineering plastics, PVC, polyolefins, and synthetic fibers.
• Printing Inks: A key pigment for specialty printing inks, including packaging and security inks, requiring lightfastness.
• Textile Pigments: Employed in the pigment printing and dyeing of textiles where wash and light fastness are critical.
• Artists' Colors: Used in the formulation of high-grade artists' paints and colorants.
• Construction Materials: Imparts color to concrete, mortar, and other cementitious products.

Basic Information

Product Name	4-[(5-Chloro-4-Methyl-2-Sulphophenyl)Azo]-3-Hydroxy-2-Naphthoic Acid, Barium Calcium Salt
CAS No.	85005-86-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	C.I. Pigment Red 48:4; Barium Calcium Salt of 3-Hydroxy-4-[(5-chloro-4-methyl-2-sulfophenyl)azo]-2-naphthalenecarboxylic acid; Pigment Red 48:4; PR 48:4; 2-Naphthalenecarboxylic acid, 4-[(5-chloro-4-methyl-2-sulfophenyl)azo]-3-hydroxy-, barium calcium salt; Permanent Red 2B (Barium Calcium Lake); Lithol Scarlet 4440; C.I. 15865:4
EINECS	Contact for details

Quality Control

Our production of 4-[(5-Chloro-4-Methyl-2-Sulphophenyl)Azo]-3-Hydroxy-2-Naphthoic Acid, Barium Calcium Salt adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot undergoes rigorous testing for key parameters including color strength, hue, and chemical purity. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Red Powder
Identification (IR)	Conforms
Color Strength	100 ± 5% (vs. Standard)
Hue	Within agreed tolerance
Moisture Content	≤ 2.0%
Ash Content	Contact for details
Water Soluble Matter	≤ 1.0%
Particle Size	Contact for details

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