Description

Cipigmentred48,Monosodiumsalt is a high-purity, water-soluble salt form of the widely used organic pigment C.I. Pigment Red 48. This compound is valued for its excellent color strength, stability, and compatibility in demanding aqueous systems. It is essential for manufacturers requiring consistent, vibrant red hues in industrial and specialty applications. Key industries that rely on this product include plastics, inks, coatings, and specialty chemical synthesis.

Application

• Primary colorant for aqueous-based inks, including flexographic and gravure printing inks.
• Coloration of plastics and synthetic fibers where water solubility or dispersion is advantageous.
• Pigmentation of industrial coatings and paints, particularly waterborne formulations.
• Manufacturing of specialty masterbatches and color concentrates.
• Coloring agent for paper and paper coatings.
• Intermediate in the synthesis of other pigment derivatives and lake pigments.
• Research and development of novel colored materials and functional dyes.

Basic Information

Product Name	Cipigmentred48,Monosodiumsalt
CAS No.	17797-35-2
Molecular Formula	C18H12ClN2O6S·Na
Molecular Weight	Approx. 445.81 g/mol
Synonyms	C.I. Pigment Red 48:1; Permanent Red 2B; Lithol Rubine BK; Pigment Red 48:1 Sodium Salt; 2-[(2-Hydroxy-1-naphthalenyl)azo]-4-chloro-5-methylbenzenesulfonic Acid, Monosodium Salt; 4-Chloro-5-methyl-2-[(2-oxo-1-naphthalenyl)azo]benzenesulfonic Acid Sodium Salt; Naphthol Red B; C.I. 15865:1
EINECS	241-786-5

Quality Control

Our Cipigmentred48,Monosodiumsalt is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. Quality parameters are verified against established specifications for color value, purity, and physical properties. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and performance tests is provided with every shipment to guarantee compliance with your technical requirements.

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. The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Red Powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Color Strength	100 ± 5% (vs. Standard)
Moisture Content	≤ 5.0%
Water Solubility	Conforms
Ash Content	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm

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