Alkyl benzene sulphonate LABSA 96

Alkyl benzene sulphonate LABSA 96 reference image:

Linear Alkylbenzene Sulfonic Acid 96% (LABSA 96) manifests as a dark amber viscous fluid (kinematic viscosity 850-1100 cSt at 50°C, CIELAB color coordinates L28/a12/b*8), synthesized through gas-phase thin-film sulfonation utilizing 99.9% SO₃ gas (2.5-3.5 vol% in dry air) within falling-film reactors maintained at 45-55°C. This branched-isomer-free anionic surfactant achieves 96.2±0.3% active content via proprietary phase separation technology, yielding <0.8% unsulfonated oil and <1.2% residual sulfuric acid. Its biodegradation efficiency exceeds OECD 301D standards (94% mineralized in 28 days), attributed to the β-oxidation-friendly C12 linear alkyl chain architecture.

Linear Alkylbenzene Sulfonic Acid 96% (LABSA 96) : Industrial-Grade Versatility
This anionic surfactant system operates at critical micelle concentration (CMC) of 0.15-0.25 g/L (25°C), serving as a critical workhorse in multi-phase formulations across industries:

1. Advanced Cleaning Systems

2. Process Chemistry Optimization

• Paper deinking: Enhances ink detachment efficiency by 40% through charge neutralization (zeta potential shift from -35mV to -8mV)

• Leather processing: Penetrates collagen matrix at 50-60°C, reducing deliming time by 25% (ASTM D6012-17)

• Electroplating: Forms self-assembled monolayers (SAMs) to prevent H₂ embrittlement in Zn-Ni alloy baths

3. Specialty Formulation Synergies

• Co-stabilizes O/W emulsions with nonionics (HLB 12-14 systems)

• Enables high-shear stability in CIP cleaners through ionic association with polycarboxylates

• Serves as counterion in quaternary ammonium biocidal complexes (enhances microbial kill rate by 3-log)

4. Regulatory Compliance Edge

• Meets China GB/T 26396-2024 Type II for hard surface cleaners

• Exceeds EU Ecolabel criteria (90% ultimate biodegradation per OECD 310)

• NSF Category A1 registration for food contact surface sanitizers