Description

Disodium 6-[[4-Hydroxy-3-[[[2-(Methyloctadecylamino)-5-Sulphonatophenyl]Amino]Carbonyl]-1-Naphthyl]Azo]Naphthalene-2-Sulphonate is a high-purity, synthetic organic dye belonging to the azo-naphthalene sulphonate class. This compound is valued for its excellent color strength, stability, and compatibility in demanding industrial formulations. It is primarily sought by manufacturers in the textile, ink, and specialty coatings sectors for its reliable performance as a colorant.

Application

• Textile Dyeing: Used as a key colorant for dyeing synthetic and natural fibers, offering good wash and light fastness.
• Ink Manufacturing: Serves as a pigment for industrial and specialty printing inks, providing vibrant hues and dispersion stability.
• Industrial Coatings: Incorporated into coatings and paints for plastics, metals, and other substrates requiring durable coloration.
• Paper Coloration: Applied in the production of colored papers and paper products.
• Plastics and Polymers: Used to color various plastic resins and polymer materials during manufacture.
• Research & Development: Employed as a chemical intermediate or reference standard in analytical and synthetic chemistry laboratories.

Basic Information

Product Name	Disodium 6-[[4-Hydroxy-3-[[[2-(Methyloctadecylamino)-5-Sulphonatophenyl]Amino]Carbonyl]-1-Naphthyl]Azo]Naphthalene-2-Sulphonate
CAS No.	94158-18-6
Molecular Formula	C46H52N5Na2O9S2
Molecular Weight	928.03 g/mol
Synonyms	Acid Black 210; C.I. 300310; Disodium 6-[(4-hydroxy-3-{[2-(methyloctadecylamino)-5-sulfonatophenyl]carbamoyl}-1-naphthyl)diazenyl]naphthalene-2-sulfonate; 2-Naphthalenesulfonic acid, 6-[[4-hydroxy-3-[[[2-(methyloctadecylamino)-5-sulfophenyl]amino]carbonyl]-1-naphthalenyl]azo]-, disodium salt; Azo dye C.I. 300310; Acid Black 210 dye; Naphthalene sulfonate azo dye
EINECS	Contact for details

Quality Control

Our production of Disodium 6-[[4-Hydroxy-3-[[[2-(Methyloctadecylamino)-5-Sulphonatophenyl]Amino]Carbonyl]-1-Naphthyl]Azo]Naphthalene-2-Sulphonate adheres to stringent quality protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, spectrophotometry for color value, and tests for heavy metal content. We provide a detailed Certificate of Analysis (COA) with each shipment to ensure traceability and compliance with your specifications.

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). This material is hygroscopic (moisture-sensitive); ensure the container is kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Dark blue to black powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Color Strength	98 - 102% (vs. Standard)
Loss on Drying	≤ 5.0%
Sulphated Ash	≤ 20.0%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (in Water)	Clear solution

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