Sodium Lauryl Sulfate (SLS)
CAS 151-21-3
Toothpaste and Oral Care · Industrial Cleaners · Textile Auxiliaries
- Active Matter (%)
- 28.0 – 30.0
- Unsulfated Matter (%)
- max 2.0
- Sodium Sulfate (Na2SO4, %)
- max 2.0
- pH (10% aqueous solution)
- 9 – 12
Technical Specifications
| Parameter | Value | Method / unit |
|---|---|---|
| Appearance (20°C) | Colorless to pale yellow clear solution, slight opacity acceptable | °C |
| Active Matter (%) | 28.0 – 30.0 | ISO 2870 · % |
| Unsulfated Matter (%) | max 2.0 | ISO 894 · % |
| Sodium Sulfate (Na2SO4, %) | max 2.0 | % |
| pH (10% aqueous solution) | 9 – 12 | ISO 4316 · % |
| Optical Density | max 0.15 | — |
Detailed application areas
Anionic surfactant providing strong foaming and excellent wetting capability · widely used in toothpaste, oral care products and solid/shampoo bars · preferred in industrial cleaners, heavy-duty degreasers, metal degreasing and industrial foam cleaners · serves as wetting agent in the textile sector and as active ingredient in carpet shampoos and fire-fighting foam concentrates · used as stabiliser in emulsion polymerisation, latex production and gypsum and concrete additives
Use Cases
- Toothpaste and Oral Care
- Industrial Cleaners
- Textile Auxiliaries
- Foam Concentrates
- Emulsion Polymerisation
- Concrete and Gypsum Additives
Packaging & storage
Packaging
220 kg plastic drum, 1100 kg IBC tank or bulk by tanker
Storage
Store in original sealed packaging in a dry, cool, well-ventilated environment, between +10°C and +35°C. Protect from direct sunlight and freezing conditions.
Shelf Life
12 months from date of manufacture
Documents
Technical data sheet (TDS)
Review the recorded specifications, packaging and storage information.
View technical data sheet ↗Safety & lot documents
Request the current SDS and the certificate of analysis (CoA) for the lot you are evaluating.
Regulatory and compliance
KORKİMYA supply assurance
Stock in Türkiye
Current availability is confirmed by product and lot with your quote.
KKDİK registered
Every catalog product is KKDİK registered for Türkiye.
CoA for every lot
Verify technical values against the lot's certificate of analysis.
TL invoicing
Turkish lira invoicing is available for domestic purchases.
Payment terms
Discuss terms for your quantity and supply plan when requesting a quote.
Request Sample
Product Information
Sodium Lauryl Sulfate (SLS) (C12H25NaO4S) is an industrial product in the surfactants category, used in Toothpaste and Oral Care, Industrial Cleaners. Typical specifications: Appearance (20°C): Colorless to pale yellow clear solution, slight opacity acceptable; Active Matter (%) 28.0–30.0; Unsulfated Matter (%) 2.0. KORKİMYA supplies Sodium Lauryl Sulfate (SLS) in 220 kg plastic drum, 1100 kg IBC tank or bulk by tanker. Shelf life: 12 months from date of manufacture.
Strongly foaming anionic surfactant · used in toothpaste, industrial cleaners, textile auxiliaries and emulsion polymerisation (28-30% liquid form)
- Formula
- C12H25NaO4S
- CAS
- 151-21-3
- Category
- SURFACTANTS
Synonyms
Test Methods
ISO 2870 · ISO 894 · ISO 4316
Frequently asked questions
What is sodium lauryl sulfate (SLS) and where is it used?
SLS (CAS 151-21-3) is an anionic surfactant offering strong foaming and excellent wetting. It is used in toothpaste, oral-care products and shampoo bars; in industrial cleaners, heavy-duty degreasers and metal degreasing; and as a stabiliser in emulsion polymerisation, latex production and concrete/gypsum additives.
What packaging does SLS come in, and is it ex-stock?
SLS is supplied as a clear liquid at 28-30% active matter in 220 kg plastic drums, 1100 kg IBC tanks or bulk by tanker. It ships ex-stock from our domestic warehouse, so you avoid the wait of importing from China. Shelf life is 12 months.
Is SLS KKDİK-registered and is an SDS provided?
Yes. SLS is supplied KKDİK-registered, and a Safety Data Sheet (SDS) is provided with every shipment. A Certificate of Analysis (CoA) and technical data sheet are available on request.
How do I request an SLS sample and a quote?
You can request a sample and a current quote through the contact form. Toothpaste, industrial-cleaner and polymer manufacturers receive a fast reply with specification, packaging (drum/IBC/bulk) and invoicing details.
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Last updated: 04/10/2026
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