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Send EmailDisodium Laureth Sulfosuccinate, Dodecyl Sodium Sulfosuccinate, LDSS, DLS, 13192-12-6
| Parameter | Description |
|---|---|
| Product Name | Disodium Laureth Sulfosuccinate |
| Other Names | DLS, LDSS, Disodium 4-dodecyl-2-sulfonatosuccinate, Dodecyl Sodium Sulfosuccinate, Sodium Laureth Sulfosuccinate |
| Chemical Formula | C₁₆H₂₈Na₂O₇S |
| Molecular Weight | 410.43 g/mol |
| CAS Number | 13192-12-6 |
| EC Number (EINECS) | 236-149-5 |
| Chemical Class | Anionic Surfactant / Sulfosuccinate |
| Appearance | Colorless to Slightly Yellow Liquid |
| Source | Synthetic (Maleic anhydride, lauryl alcohol, sodium bisulfite) |
Description: Disodium Laureth Sulfosuccinate (DLS) is an anionic surfactant, specifically a mild cleanser and foam booster used primarily in personal care and cleaning products. It is readily soluble in water and stable over a wide pH range. Due to its mildness on skin and hair, it is preferred in products such as baby shampoos, sensitive skin cleansers, and toothpastes. It is also used in industrial cleaning, agriculture, textiles, and paper industries.
| No | Synonym / Other Name |
|---|---|
| 1 | Disodium Laureth Sulfosuccinate |
| 2 | DLS |
| 3 | LDSS |
| 4 | Dodecyl Sodium Sulfosuccinate |
| 5 | Sodium Laureth Sulfosuccinate |
| 6 | Disodium 4-dodecyl-2-sulfonatosuccinate |
| 7 | 13192-12-6 |
| 8 | EC 236-149-5 |
| 9 | Laureth Sulfosuccinate Disodium Salt |
| Parameter | Description |
|---|---|
| Chemical Family | Anionic Surfactant / Sulfosuccinate |
| Structure | Lauryl alcohol reacted with maleic anhydride followed by sulfonation with sodium bisulfite |
| Functional Groups | Sulfonate (-SO₃Na), Carboxylate (-COONa), Ester (-COO-) |
| Ionic Character | Anionic (negative charge) |
| HLB Value | ~13 – 15 |
Structural Formula:
CH₂ - COONa
|
CH - SO₃Na
|
COO - (CH₂CH₂O)ₙ - (CH₂)₁₁ - CH₃
Disodium Laureth Sulfosuccinate
Key Characteristics:
Anionic surfactant
Mild and gentle cleanser
Excellent foaming and foam stability
Readily soluble in water
Stable over a wide pH range
Good oil removal and emulsification properties
Low skin and eye irritation
Biodegradable
| Parameter | Specification | Typical Value | Test Method |
|---|---|---|---|
| Physical State (25°C) | Liquid | - | Visual |
| Appearance | Colorless - Slightly Yellow | - | Visual |
| Odor | Slight characteristic | - | Organoleptic |
| Chemical Formula | C₁₆H₂₈Na₂O₇S | - | - |
| Molecular Weight | 410.43 g/mol | - | - |
| CAS Number | 13192-12-6 | - | - |
| pH (1% Aqueous Solution) | 5.0 – 7.0 | - | USP <791> |
| Active Content | ~30 – 40% | - | Titration |
| Density (25°C) | ~1.03 – 1.07 g/cm³ | - | ASTM D4052 |
| Water Solubility | Soluble | - | - |
| Viscosity (25°C) | ~10 – 50 cP | - | Brookfield |
| Flash Point | > 100°C | - | ASTM D93 |
| Freezing Point | ~0 – 5°C | - | - |
| Property | Description |
|---|---|
| Cleansing | Provides effective and mild cleansing |
| Foaming | Excellent foaming and stable foam |
| Emulsification | Emulsifies oils |
| Oil Removal | Effectively removes oils and greases |
| Skin Friendliness | Low irritation potential |
| Hard Water Tolerance | Good performance in hard water |
| pH Stability | Stable over a wide pH range |
| Biodegradability | Biodegradable |
| Softening | Provides softness to skin and hair |
| Application | Function / Benefit | Typical Use Level |
|---|---|---|
| Baby Shampoos | Mild cleanser, foam booster | 5 – 15% |
| Sensitive Skin Cleansers | Mild cleanser | 5 – 15% |
| Shampoos | Foam booster, mild cleanser | 5 – 15% |
| Shower Gels | Foam booster, mild cleanser | 5 – 15% |
| Body Washes | Mild cleanser, emollient | 5 – 15% |
| Liquid Soaps | Mild cleanser, foam booster | 5 – 15% |
| Facial Cleansers | Mild cleanser, low irritation | 5 – 15% |
| Toothpastes | Foam booster, mild cleanser | 0.5 – 2.0% |
| Shaving Foams | Mild cleanser, lubricant | 5 – 10% |
| Bubble Baths | Foam booster, mild cleanser | 5 – 15% |
Key Advantages in These Applications:
Sensitive skin and baby products
Low irritation formulations
High foaming products
| Application | Function / Benefit | Typical Use Level |
|---|---|---|
| Laundry Detergents | Surfactant, oil remover | 5 – 15% |
| Dishwashing Detergents | Surfactant, foam booster | 5 – 15% |
| Floor Cleaners | Oil remover, wetting agent | 5 – 15% |
| Industrial Cleaners | Oil remover, emulsifier | 5 – 15% |
| Engine Degreasers | Oil remover, emulsifier | 10 – 20% |
| Car Wash Soaps | Surfactant, foam booster | 5 – 15% |
| Industry | Application | Function / Benefit |
|---|---|---|
| Agriculture | Pesticide formulations | Emulsifier, wetting agent, dispersant |
| Textiles | Wool cleaning, softening | Wetting agent, cleaner, softener |
| Paper Industry | De-inking, penetration | Penetrant, flocculation agent |
| Leather Industry | Leather softening | Softener, cleaner |
| Mining | Mineral flotation | Foam flotation agent |
| Construction | Concrete additives | Dispersant, workability enhancer |
| Firefighting | Oil well fires | Foam generator |
| Application | Function / Benefit | Regulation |
|---|---|---|
| Food Additive | Emulsifier, whipping aid | 21 CFR 172.822 |
| GRAS Status | Generally recognized as safe | FDA approved |
Note: Disodium Laureth Sulfosuccinate is considered GRAS (Generally Recognized as Safe) for food use according to FDA regulations (21 CFR 172.822). It has been reported to temporarily reduce the perception of sweetness.
| Application | Function / Benefit |
|---|---|
| RNA/DNA Extraction | Cell lysis, protein removal |
| SDS-PAGE Electrophoresis | Protein denaturation |
| Protein Analysis | Equalizing charge-to-mass ratio of proteins |
| Gel Electrophoresis | Size-based separation of proteins |
Laboratory Mechanism:
Disrupts non-covalent bonds in proteins
Denatures proteins
Provides negative charge, forcing proteins into rod-like shapes
Equalizes charge-to-mass ratio, making separation solely size-dependent
| Product | Description | Active Content | Form | Notes |
|---|---|---|---|---|
| Disponil® SUS 87 Spez. EVO | Mono-alkyl sulfosuccinate, sodium salt (5 EO) | ~30% | Liquid | EVO (Evolved) sustainable version |
| Advantage | Description |
|---|---|
| Mild Cleansing | Gentle on skin and hair, low irritation |
| Excellent Foaming | Rich and stable foam |
| Oil Removal | Effectively removes oils and greases |
| Versatile Applications | Cosmetics, detergents, industrial, agriculture |
| Hard Water Tolerance | Effective in hard water conditions |
| Biodegradable | Environmentally friendly |
| GRAS Status | Safe for food applications |
| Wide pH Stability | Stable in acidic and alkaline conditions |
| Property | Disodium Laureth Sulfosuccinate | Sodium Lauryl Sulfate (SLS) | Sodium Laureth Sulfate (SLES) | Cocamidopropyl Betaine |
|---|---|---|---|---|
| Ionic Character | Anionic | Anionic | Anionic | Amphoteric |
| Irritation Potential | Low | High | Moderate | Low |
| Foaming | Excellent | Excellent | Excellent | Good |
| Oil Removal | Good | Excellent | Good | Moderate |
| Hard Water Tolerance | Good | Poor | Moderate | Good |
| Skin Friendliness | Excellent | Poor | Moderate | Good |
| Biodegradability | Good | Good | Good | Good |
| Region / Authority | Status | Description |
|---|---|---|
| European Union | Permitted | Cosmetic and food ingredient |
| Turkey | Permitted | Compliant with EU legislation |
| USA (FDA) | Permitted | GRAS; 21 CFR 172.822 |
| Japan | Permitted | Cosmetic and food ingredient |
| Canada | Permitted | Health Canada approved |
| REACH | Registered | EU chemical regulation compliance |
| TSCA | Listed | US Toxic Substances Control Act |
| EINECS | 236-149-5 | European Inventory of Existing Chemical Substances |
| Parameter | Assessment |
|---|---|
| Acute Oral Toxicity (LD50) | > 2,000 mg/kg (low toxicity) |
| Acute Dermal Toxicity | Low toxicity |
| Skin Irritation | Mild – Moderate irritant |
| Eye Irritation | Mild – Moderate irritant |
| Skin Sensitization | Low potential |
| Carcinogenicity | Not classified (IARC, NTP) |
| Mutagenicity | Not mutagenic |
| Biodegradability | Readily biodegradable |
| Aquatic Toxicity | Low – Moderate |
Safety Recommendations:
S26: In case of eye contact, rinse with plenty of water
S36/37: Wear suitable protective clothing and gloves
PPE: Chemical resistant gloves, safety goggles
First Aid Measures:
| Exposure Route | Action |
|---|---|
| Inhalation | Move to fresh air |
| Skin Contact | Wash with soap and water |
| Eye Contact | Rinse with plenty of water for 15 minutes |
| Ingestion | Rinse mouth; do not induce vomiting; seek medical attention |
| Parameter | Information |
|---|---|
| Storage Temperature | 5 – 30°C (cool, dry) |
| Storage Conditions | Well-ventilated, moisture-protected area |
| Container Requirements | Sealed containers (HDPE, stainless steel) |
| Protect From | Freezing, excessive heat, contamination |
| Shelf Life | 12 – 24 months (under proper storage) |
| Degradation Signs | Color change, odor change, precipitation |
Packaging Options:
25 kg, 50 kg, 200 kg HDPE drums
1000 kg IBC containers
1 kg, 5 kg, 10 kg (upon request)
| Certificate / Standard | Status | Description |
|---|---|---|
| ISO 9001:2015 | Certified | Quality management system |
| ISO 14001:2015 | Certified | Environmental management system |
| REACH | Registered | EU chemical regulation compliance |
| TSCA | Listed | US Toxic Substances Control Act |
| EINECS | Listed | 236-149-5 |
| FDA | Compliant | 21 CFR 172.822 |
| Certificate of Analysis (COA) | Provided with each batch | Includes binding specifications |
| Safety Data Sheet (SDS) | Available | Current 16-section document |
| Technical Data Sheet (TDS) | Available | Comprehensive technical information |
| GMP | Compliant | Manufacturing quality standards |
| Item | Description |
|---|---|
| Information Purpose | This Technical Data Sheet (TDS) is for informational purposes only and does not constitute a binding specification. |
| Typical Values | Values stated herein are based on typical laboratory results and may vary slightly between batches. |
| Binding Data | For binding specifications, the Certificate of Analysis (COA) for each batch should be requested. |
| User Responsibility | The user is solely responsible for determining the suitability of the product for the intended application and ensuring compliance with all applicable regulations. |
| SDS Requirement | A current Safety Data Sheet (SDS) should be requested from the supplier prior to use. |
| Safety Information | Safety information in this document is based on current knowledge but does not constitute a guarantee of the product's health and safety risks. |
| Regulatory Changes | The user is responsible for monitoring local and international regulatory changes. |
| Product Quality | Product quality is guaranteed in accordance with the standards specified in this document. |
| License / Patents | This document does not grant any license or patent rights for use of the product. |
| Side Effects | May cause mild skin and eye irritation; appropriate protective measures should be taken. |
DISCLAIMER (LEGAL NOTICE): This Technical Data Sheet (TDS) is for informational purposes only and does not constitute a binding specification. The values stated herein are based on typical laboratory results. The user is solely responsible for determining the suitability of the product for the intended application and for ensuring compliance with all local regulations. A current Safety Data Sheet (SDS) and Certificate of Analysis (COA) should be requested prior to use. May cause mild skin and eye irritation; appropriate protective measures should be taken. This document does not grant any license or patent rights for use of the product.