Description

Benzenesulfonic Acid, Mono-C16-24-Alkyl Derivs., Calcium Salts, Overbased is a specialized overbased calcium sulfonate, a high-performance additive engineered for demanding industrial applications. This compound is valued for its exceptional acid-neutralizing capacity and detergent properties, providing superior protection against corrosion, wear, and deposit formation in lubricating oils and greases. It is a critical component for formulators in the lubricant, metalworking, and fuel additive industries seeking to enhance product longevity and performance under severe operating conditions.

Application

• Primary function as a high-alkalinity detergent and acid neutralizer in marine and automotive engine oils.
• Key additive in industrial lubricants and greases for heavy-duty machinery to control sludge and varnish.
• Corrosion inhibitor and rust preventive agent in metalworking fluids and protective coatings.
• Performance additive in fuels to neutralize acidic combustion by-products and protect injection systems.
• Used as a stabilizer and thickening agent in the formulation of complex calcium sulfonate greases.
• Detergent-dispersant in circulating oils for industrial gearboxes and hydraulic systems.

Basic Information

Product Name	Benzenesulfonic Acid, Mono-C16-24-Alkyl Derivs., Calcium Salts, Overbased
CAS No.	70024-71-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Overbased Calcium Alkylbenzene Sulfonate; Calcium Alkyl Aryl Sulfonate, Overbased; Overbased Calcium Sulfonate Detergent; C16-C24 Alkylbenzene Sulfonic Acid Calcium Salt (Overbased); High TBN Calcium Sulfonate; Calcium Sulfonate (Overbased); Lubricant Detergent Additive; TBN 300 Calcium Sulfonate
EINECS	Contact for details

Quality Control

Our Benzenesulfonic Acid, Mono-C16-24-Alkyl Derivs., Calcium Salts, Overbased is manufactured under a rigorous quality management system to ensure batch-to-batch consistency and performance. Key parameters such as Total Base Number (TBN), calcium content, viscosity, and sulfated ash are strictly monitored. Certificates of Analysis (COA) documenting full specifications are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Total Base Number (TBN)	Contact for details
Calcium Content	Contact for details
Kinematic Viscosity @ 100°C	Contact for details
Sulfated Ash	Contact for details
Density @ 20°C	Contact for details
Flash Point	Contact for details

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