Description

Calcium Bis(Dimethylnaphthalenesulphonate) is a specialized organosulfur compound widely utilized as a high-performance surfactant and dispersing agent. Its unique molecular structure provides excellent wetting, emulsifying, and solubilizing properties in demanding industrial formulations. This chemical is essential for manufacturers in sectors requiring stable, high-concentration aqueous systems and effective surface activity.

Application

• Primary component in high-efficiency concrete admixtures and superplasticizers.
• Key surfactant and dispersant in the formulation of agrochemicals, including pesticides and herbicides.
• Stabilizing and emulsifying agent in industrial cleaning products and degreasers.
• Dispersant for pigments and dyes in the production of inks, coatings, and textiles.
• Additive in oilfield chemicals for enhanced oil recovery and drilling mud formulations.
• Processing aid and surfactant in the manufacture of construction materials like gypsum and cement boards.
• Intermediate in the synthesis of more complex sulfonated specialty chemicals.

Basic Information

Product Name	Calcium Bis(Dimethylnaphthalenesulphonate)
CAS No.	85409-99-0
Molecular Formula	C24H26CaO6S2
Molecular Weight	514.66 g/mol
Synonyms	Calcium Dimethylnaphthalenesulfonate; Calcium DNDS; Dinonylnaphthalene Sulfonic Acid, Calcium Salt; Calcium Dinonyl Naphthalene Sulfonate; Calcium Bis(dinonylnaphthalenesulfonate); Dispersant DN; Naphthalenesulfonic acid, dinonyl-, calcium salt; Surfactant 2A1.
EINECS	Contact for details

Quality Control

Our Calcium Bis(Dimethylnaphthalenesulphonate) is manufactured under a stringent quality management system. Each batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with relevant industrial standards. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and physical specifications is provided with every shipment.

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 product is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Light yellow to brown viscous liquid or paste
Identification (IR)	Conforms
Assay (Calcium Content)	Min. 7.5%
Active Matter	Min. 95%
Moisture (KF)	Max. 1.0%
pH (10% solution)	6.0 - 8.0
Viscosity	Contact for details

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