Description

Sodium 5-[(4-Nitrophenyl)Azo]Salicylate is an azo dye salt widely recognized for its vibrant color and chemical stability. This compound is valued for its consistent performance as a colorant and indicator in various industrial and analytical processes. It is primarily utilized by manufacturers in the dye and pigment, textile, and analytical chemistry sectors.

Application

• Primary colorant for dyeing textiles, leather, and paper products.
• Key intermediate in the synthesis of more complex azo dyes and pigments.
• pH indicator in analytical chemistry and laboratory research applications.
• Colorant for inks, coatings, and specialty printing applications.
• Used in the formulation of color standards and reference materials.
• Potential use in biological staining for microscopy, subject to specific grade purity.

Basic Information

Product Name	Sodium 5-[(4-Nitrophenyl)Azo]Salicylate
CAS No.	1718-34-9
Molecular Formula	C13H8N3NaO5
Molecular Weight	309.21 g/mol
Synonyms	5-[(4-Nitrophenyl)azo]salicylic acid sodium salt; Mordant Yellow 5; Alizarin Yellow GG; C.I. 14130; Sodium Alizarin Yellow GG; Acid Alizarin Yellow GG; 4-Nitrobenzeneazosalicylic Acid Sodium Salt
EINECS	217-005-0

Quality Control

Our Sodium 5-[(4-Nitrophenyl)Azo]Salicylate is produced under a rigorous quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for color strength, purity, and composition. A Certificate of Analysis (COA) detailing assay, identification, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your applications.

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 incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange to brownish-yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Water Solubility	Freely soluble
Heavy Metals (as Pb)	≤ 20 ppm

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