Disodium Lauryl Sulfosuccinate (CAS 19040-44-9) Comprehensive Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Industrial Grade | Pharmaceutical Grade |
|---|---|---|
| Chemical Formula | C16H28Na2O7S | |
| Appearance (25°C) | White viscous paste | White crystalline powder |
| Active Content | 50±2% | ≥99% |
| pH (1% solution) | 5.0-7.0 | 6.0-7.0 |
| Foaming Capacity (5min) | ≥150mm | ≥170mm |
| Packaging | 40kg/125kg PE drums | 1kg/5kg vacuum bags |
2. Key Applications
Personal Care Formulations
- Primary Function: Mild anionic surfactant with superior foaming characteristics
- Recommended Dosage: 5-40% in final formulations
- Ideal For:
- Baby shampoos (low irritation)
- Sensitive skin cleansers
- Foam bath preparations
Industrial Applications
- Textile processing aids
- Metal degreasing compounds
- Agricultural adjuvant systems
3. Technical Performance
| Property | Value | Test Method |
|---|---|---|
| Biodegradability | >90% in 28 days | OECD 301F |
| Critical Micelle Concentration | 0.15-0.25 g/L | Surface tension method |
| Hard Water Tolerance | Stable up to 500ppm | CaCO3 equivalent |
4. Industry Use Cases
Case 1: Sulfate-Free Shampoo
- Formulation: 18% DLSS + 5% Cocamidopropyl Betaine
- Result: 35% reduction in eye irritation vs. SLS-based formula
Case 2: Medical Device Cleaner
- Application: Endoscope cleaning solution
- Advantage: Compatible with enzymatic cleaners
5. Client Success Stories
Client A: European Cosmetic Manufacturer
- Challenge: Reformulate for EU Ecolabel certification
- Solution: DLSS-based surfactant system
- Outcome: Achieved 92% renewable content
Client B: Asian Detergent Producer
- Requirement: Cold-water dissolution
- Implementation: 25% DLSS in compact detergent
- Performance: 40% faster dissolution vs. traditional surfactants
6. Contact for Technical Consultation
Technical Support: Available M-F 09:00-18:00 (GMT+8)
Email: info@vivalr.com
Tel: (86) 158 6678 1826
Request SDS/TDS documents: Specify product grade and application requirements
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