Sulphonic Acid 96% (LABSA 96%)
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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
Sulphonic Acid 96%, globally known as Linear Alkyl Benzene Sulphonic Acid (LABSA 96%) (CAS: 27176-87-0), is a high-purity anionic surfactant and the primary active ingredient used in the synthetic detergent industry. Produced through the continuoussulphonation of linear alkylbenzene (LAB) with sulphur trioxide (SO), it appears as a dark brown, highly viscous liquid with a characteristic acidic odor.
As an unneutralized acid precursor, LABSA 96% is designed to be neutralized with alkalismost commonly Sodium Hydroxide (NaOH})to produce Sodium Linear Alkylbenzene Sulfonate (LAS), the foundational foaming and cleaning agent across consumer and industrial wash products.
Superior Detergency & Degreasing: Delivers exceptional wetting, emulsifying, and soil-suspending action, rapidly breaking down organic fats, grease, and stubborn grime.
High Foaming Power: Neutralized LABSA yields rich, dense foam that remains stable even in hard water conditions.
Cost-Effective Active Matter: With 96% minimum active sulfonic content, it offers one of the most economical sources of high-performance anionic active matter per kilogram.
Biodegradability: Features a linear alkyl chain structure that ensures rapid environmental biodegradation in municipal wastewater treatment systems.
| Property | Specification / Standard Value |
| Chemical Name | Linear Alkyl Benzene Sulphonic Acid |
| CAS Number | 27176-87-0 |
| Active Matter (R-SO3H}) | 96.0% |
| Free Oil (Unreacted LAB) | 1.5% - 2.0% |
| Free Sulphuric Acid (H2SO4) | 1.5% |
| Appearance | Dark brown viscous liquid |
| Water Content | 1.0% |
| Molecular Weight | ~322 g/mol |
Laundry Products: Central raw material for washing powders, liquid laundry detergents, and laundry pastes.
Dishwashing Liquids: Combined with SLES and alkanolamides to produce high-foaming commercial and domestic dishwashing liquids.
Household & Industrial Cleaners: Formulated into hard surface cleaners, car wash shampoos, floor cleaners, and heavy-duty degreasers.
Textile & Auxiliary Chemicals: Used as a scouring agent, wetting agent, and mercerizing assistant in textile processing.