Acid Slurry

Detergent Grade 90% (LABSA) — Bulk supply across India & International Markets

What is Acid Slurry?

Acid Slurry, more precisely known as Linear Alkylbenzene Sulphonic Acid (LABSA), is the foundational anionic surfactant raw material used across the global detergent manufacturing industry. It is a dark brown to amber, highly viscous and strongly acidic liquid, produced by the sulphonation of Linear Alkylbenzene (LAB). Before use in finished detergent products, Acid Slurry must be neutralised with an alkali (typically caustic soda or soda ash) to produce Sodium LABSA, the active cleaning ingredient in most powder, cake, and liquid detergent formulations.

Polychem Industries supplies Acid Slurry at 90% active matter, the industry-standard concentration, to detergent powder manufacturers, soap and detergent cake producers, and liquid detergent formulators across India and internationally. As the single most important raw material input cost in most detergent formulations, reliable, consistent quality Acid Slurry supply is foundational to the entire detergent manufacturing value chain.

Corrosive Material Notice

Acid Slurry is a strongly acidic, corrosive material (pH <2) that can cause severe skin and eye burns on contact. Handle only with appropriate PPE including acid-resistant gloves, face shield, and protective clothing. Use acid-resistant storage tanks, pumps, and piping. Full MSDS documentation must be reviewed before handling.

Available Grades

GradeFormPurityStandardApplications
Detergent Grade 90%Dark brown to amber viscous liquid90%+ active matterIndustrial / DetergentDetergent powder, detergent cake, liquid detergents, dishwash bars

Applications & Uses

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Detergent Powder Manufacturing

The largest application globally. Acid Slurry, after neutralisation, forms the primary anionic surfactant in detergent powder formulations, providing the core cleaning, foaming, and soil-removal performance that defines a detergent's washing effectiveness.

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Detergent Cake & Bar Soap

Used as the primary surfactant in detergent cake and bar formulations (distinct from traditional soap), particularly popular in hand-washing detergent bars widely used across South Asian and other developing markets.

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Liquid Detergents & Dishwash Liquids

Used as the primary anionic surfactant in liquid detergent and dishwashing liquid formulations, providing the foundational cleaning and foam-generating performance in these liquid cleaning product categories.

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Car Wash & Vehicle Cleaning Products

Used in car wash shampoo and vehicle cleaning product formulations as the primary cleaning surfactant, valued for its strong grease-cutting and foam-generating performance.

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Industrial & Institutional Cleaners

Used in industrial and institutional cleaning product formulations requiring strong, cost-effective anionic surfactant cleaning performance across a range of hard-surface and equipment cleaning applications.

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Other Sulphonate Surfactant Derivatives

Used as a chemical intermediate in producing various other sulphonate-based surfactant products and specialty cleaning chemical formulations across the broader surfactant manufacturing industry.

Technical Specifications

Acid Slurry — Key Properties

Chemical FormulaC18H30SO3 (approx., linear alkylbenzene sulphonic acid)
CAS Number27176-87-0
Molecular Weight~326 g/mol (average)
AppearanceDark brown to amber viscous liquid
Purity90%+ active matter
Active Matter90% (standard detergent grade)
Density / Bulk Density1.06–1.08 g/cm3
pH<2 (as supplied, strongly acidic)
Packaging Available200 L drums / IBC tanks / Bulk tanker
StorageStore in cool, dry place in sealed, acid-resistant containers. Highly corrosive — handle with appropriate equipment and PPE.

Why Source Acid Slurry from Polychem Industries?

  • Standard 90% active matter detergent grade
  • Certificate of Analysis with confirmed active matter on every batch
  • Core anionic surfactant raw material for detergent manufacturing
  • Reliable bulk supply for powder, cake and liquid detergent manufacturers
  • Competitive pricing with consistent year-round availability
  • Export documentation experience for international shipments

Frequently Asked Questions

What does "90% Acid Slurry" mean and why is this concentration standard?
The 90% figure refers to the active matter content of the Linear Alkylbenzene Sulphonic Acid in the supplied material, with the remaining approximately 10% typically being unreacted oil and water from the sulphonation process. 90% has become the standard commercial concentration in the global detergent industry, balancing production efficiency, handling characteristics, and consistent downstream neutralisation performance for detergent manufacturers.
How is Acid Slurry converted into a usable detergent ingredient?
Acid Slurry must be neutralised with an alkali, most commonly caustic soda (sodium hydroxide) or soda ash (sodium carbonate), in a controlled neutralisation process to produce Sodium LABSA (Linear Alkylbenzene Sulphonate), the actual anionic surfactant salt used as the active cleaning ingredient in finished detergent powder, cake, and liquid formulations. This neutralisation step is typically performed by the detergent manufacturer as part of their production process.
Why is Acid Slurry handling considered hazardous?
Acid Slurry is strongly acidic (pH less than 2) and highly corrosive, capable of causing severe skin and eye burns on direct contact. It requires acid-resistant storage tanks, transfer equipment, and full protective equipment during handling. Strict adherence to safety protocols and proper PPE is essential throughout transport, storage, and the neutralisation process.
Do you export Acid Slurry outside India?
Yes. We export to Bangladesh, Sri Lanka, Nepal, Bhutan, and South Africa with full export documentation. As a corrosive material, all applicable dangerous goods regulations are followed during transport. Contact us for export pricing and lead times.

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