Linear Alkylbenzene Sulfonic Acid (LABSA)

CAS Number	27176-87-0
Chemical Formula	C₆H₅C_nH_2n+1SO₃H
Appearance	Amber to Dark Brown Liquid or Paste
Active Matter	96% min.
Packaging	170kg Drum / 220kg Drum / IBC Tank
MOQ	1000 KG

Linear Alkylbenzene Sulfonic Acid (LABSA) Bulk Supplier

Niran Bio supplies high-quality Linear Alkylbenzene Sulfonic Acid (LABSA) for detergent, cleaning, and industrial applications. Our LABSA offers consistent high activity, strong detergency, and formulation flexibility, making it suitable for both concentrated and bulk-use products.

We ensure stable quality and reliable bulk supply, supported by technical documentation such as COA, MSDS, and TDS to assist customers in product evaluation and formulation development.

Niran Biochemical can provide technical and quality documentation including COA, MSDS, TDS, specification sheets, and relevant compliance documents to support sourcing and product evaluation.

What Is Linear Alkylbenzene Sulfonic Acid (LABSA)?

LABSA is a highly effective anionic surfactant widely used in laundry detergents, household cleaners, and industrial formulations. Produced by sulfonation of linear alkylbenzene, it provides strong cleansing, excellent emulsification, and high active matter for concentrated products.

LABSA is commonly neutralized with alkalis to produce sodium linear alkylbenzene sulfonate (LAS), which is the most widely used surfactant in commercial detergents. Its high solubility and compatibility with builders, co-surfactants, and other detergent ingredients make it a cornerstone for high-performance formulations.

Key Functions

LABSA delivers strong detergency, emulsification, and formulation flexibility, making it ideal for both household and industrial cleaning products.

Primary Cleansing Agent
Removes oils, dirt, and particulate soils efficiently in detergents, dishwashing liquids, and industrial cleaners. LABSA’s high detergency allows formulations to achieve strong cleaning performance at lower dosages.
High Active Matter
With ≥96% active content, LABSA supports concentrated formulations, reducing transport and storage costs while maintaining cleaning efficiency.
Foaming and Emulsification
Generates stable, abundant foam and efficiently emulsifies oils and greases in water. This enhances the perception of cleanliness and improves the performance of both household and industrial products.
Formulation Flexibility
Compatible with builders, co-surfactants, enzymes, and other detergent components. Allows precise adjustment of foam, viscosity, and detergency to meet different product specifications.
Cost-Effective Surfactant Base
Offers a balance of performance and economy, widely used in bulk detergents, industrial cleaners, and specialty formulations.
Environmental Performance
Partially biodegradable under normal conditions and suitable for meeting regulatory requirements when formulated properly.

Applications

LABSA is used across multiple industries due to its strong surfactant activity, high active content, and formulation versatility. Typical concentration ranges are provided for guidance, depending on product type and intended use.

Household and Industrial Detergents
Widely used in laundry detergents, dishwashing liquids, and multi-surface cleaners. LABSA provides excellent foaming, emulsification, and soil removal. Typical concentrations range from 12%–30% depending on product formulation requirements.
Personal Care Products
Used in face cleansers, body washes, and shampoos. LABSA maintains strong foaming properties while effectively removing oil, dirt, and pollutants from skin and hair. Concentrations typically range from 5%–15%, often blended with mild co-surfactants for improved skin compatibility.
Textile Industry
Applied in scouring, wetting, and degreasing processes to remove oils, waxes, and dirt from fabrics. This improves the efficiency of subsequent dyeing and finishing steps. Typical use concentrations are 8%–15%.
Oilfield Applications
Functions as a surfactant in drilling muds and enhanced oil recovery systems. LABSA improves oil emulsification, stabilizes fluid systems, and enhances flow properties. Concentrations usually range from 5%–12%.
Agricultural Formulations
Used as a surfactant in insecticides, herbicides, and crop protection solutions to enhance spreading and penetration of active ingredients. Typical concentrations range from 5%–10%, improving overall efficacy.
Specialty Cleaning and Industrial Processes
LABSA can be included in car care products, metal cleaning, and other specialty applications requiring strong surfactant activity, controlled foam, and high detergency.

Specifications

Product Name	Linear Alkylbenzene Sulfonic Acid
INCI Name	Linear Alkylbenzene Sulfonic Acid
Abbreviation	LABSA
CAS Number	27176-87-0
Chemical Formula	C₆H₅C_nH_2n+1SO₃H
EINECS No.	248-529-9
Appearance (25°C)	Brown viscous liquid
Active Matter, % ≥	96%
pH Value (1% aqueous solution)	1.0 – 2.0
Free Alkali / Free Oil, % ≤	Free Alkali: Max. 0.5% Free Oil: Max. 2%
Water Content, % ≤	Max. 4%
Sulfuric Acid, % ≤	1.5%
Color, Klett (5% aqueous solution) ≤	35
Packaging	170kg Drum / 220kg Drum / IBC Tank
MOQ	1000 KG

Why Choose Niran Biochemical

Flexible Sourcing Network

We connect you with the right manufacturers based on your pricing and specification needs.

Stable Supply Assurance

Diversified supply channels ensure consistent availability and reduce supply risks.

Cost-Effective Solutions

Optimized sourcing strategy helps provide competitive pricing for bulk orders.

Global Export Experience

Serving clients in over 100 countries with reliable logistics and documentation support.

Responsive Service

Fast quotation and professional support for personal care, household cleaning, and industrial applications.

Quality & Documentation

COA, MSDS, TDS, specification sheets, and relevant compliance documents available upon request.

FAQs

Why is LABSA regarded as a mainstream raw material for detergent production?

As a cost-effective anionic surfactant, LABSA possesses strong cleaning, wetting and foaming properties. It features stable performance and wide compatibility with other auxiliaries, so it has become the preferred base material for civilian and industrial cleaners.

What are the advantages of producing LAS by neutralizing LABSA on-site?

Many manufacturers choose to neutralize LABSA with sodium hydroxide in-house to make LAS. This approach avoids extra costs of finished LAS, and allows flexible adjustment of concentration to match different detergent formulas.

What benefits does the 96% high active content bring to commercial application?

High active substance reduces the proportion of ineffective carriers. It not only supports the development of high-concentration cleaning products, but also greatly lowers expenses in long-distance transportation and warehouse storage for bulk orders.

How does LABSA comply with global environmental regulations in cleaning products?

LABSA shows partial biodegradability. With reasonable formula design and matching auxiliary ingredients, its final products can satisfy the biodegradation and emission standards of most regions, and are allowed for commercial sale and use.

Linear Alkylbenzene Sulfonic Acid (LABSA)