Description

Nickelate(1-), [3-Hydroxy-4-[(4-Methyl-3- Sulfophenyl)Azo]-2-Naphthalenecarboxylato(3-)]-, Hydrogen is a specialized organometallic complex dye, characterized by its nickel-based azo dye structure. This compound is valued for its ability to provide stable, vibrant coloration and its compatibility with specific industrial processes requiring metal-complexed dyes. It is primarily sought after by manufacturers in the textile, ink, and specialty coatings industries for applications demanding high color fastness and chemical resistance.

Application

• Textile Dyeing and Printing: Used as a colorant for synthetic fibers, providing excellent wash and light fastness.
• Industrial Ink Formulation: A key pigment for printing inks, including those for packaging and security applications.
• Specialty Coatings and Paints: Imparts durable color to industrial and automotive coatings.
• Plastics and Polymer Coloring: Employed as a masterbatch additive for coloring engineering plastics.
• Leather Finishing: Used in dyes for leather goods to achieve deep, consistent shades.
• Paper Coating and Specialty Paper: Provides coloration in high-quality paper products and decorative laminates.

Basic Information

Product Name	Nickelate(1-), [3-Hydroxy-4-[(4-Methyl-3- Sulfophenyl)Azo]-2-Naphthalenecarboxylato(3-)]-, Hydrogen
CAS No.	125378-87-2
Molecular Formula	C18H11N2NiO7S
Molecular Weight	449.06 g/mol
Synonyms	Hydrogen [3-Hydroxy-4-[(4-methyl-3-sulfophenyl)azo]-2-naphthalenecarboxylato(3-)]nickelate(1-); C.I. Acid Black 172; Acid Black 172; Nickel complex of 3-hydroxy-4-[(4-methyl-3-sulfophenyl)azo]-2-naphthoic acid; Azo Nickel Complex Dye; [3-Hydroxy-4-[(4-methyl-3-sulfonatophenyl)diazenyl]-2-naphthoato(3-)]nickelate(1-) hydrogen
EINECS	Contact for details

Quality Control

Our production of this nickel complex dye adheres to stringent quality control protocols to ensure batch-to-batch consistency and performance reliability. Quality is verified through advanced analytical techniques including HPLC for purity and spectrophotometry for color strength. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical specifications is provided with every shipment to guarantee it meets your specific application 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 each use to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Dark blue to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	100% ± 3% (vs. Standard)
Moisture Content	≤ 5.0%
Ash Content	≤ 1.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in water)	Completely soluble

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