Sodium dodecyl sulfate
Sodium dodecyl sulfate (CAS 151-21-3), molecular formula CH3(CH2)11OSO3Na, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Dodecyl sodium sulfate,Dodecyl sulfate sodium salt,Lauryl sulfate sodium salt,SDS,Sodium lauryl sulfate
| Molecular weight | 288.38 |
|---|---|
| Linear formula | CH3(CH2)11OSO3Na |
| Assay | ≥95.0% |
| Density | 1.03 g/mL at 20 °C |
| Solubility | H2O: soluble0.1 M at 20 °C, clear, colorless |
| Concentration | 20% in H2O |
| Loss on drying | ≤3% loss on drying, 20 °C (HV) |
| Melting point | 204-207 °C(lit.) |
| Impurities tested | DNases, none detectedRNases, none detectedinsoluble matter, passes filter testphosphatases, none detectedproteases, none detected |
| Application | Anionic detergent |
Hazard statements
- H228Flammable solid
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
- H412Harmful to aquatic life with long-lasting effects
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P261Avoid breathing dust, fume, gas or vapours
- P273Avoid release to the environment
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Flash point | 170 °C / 338 °F |
| Water hazard class (WGK, DE) | 2 |
| Hazard codes (EU) | F,Xn |
| Risk statements (R) | 11-21/22-37/38-41 |
| Safety statements (S) | 26-36/37-39 |
| Anion traces | chloride (Cl-): ≤200 mg/kgphosphate (PO43-): ≤1 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Description | anionic |
|---|---|
| Mol Wt | average mol wt 18,000 |
| Transition Temp | cloud point >100 °C |
| Uv Absorption | λ: 260 nm Amax: 0.04λ: 280 nm Amax: 0.02 |
| Aggregation Number | 62 |
| Cmc | 7-10 mM(20-25°C) |
| Hlb | 40 |
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sodium dodecyl sulfate?
+
Sodium dodecyl sulfate (CAS 151-21-3), molecular formula CH3(CH2)11OSO3Na, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of Sodium dodecyl sulfate does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Sodium dodecyl sulfate in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Sodium dodecyl sulfate?
+
Sodium dodecyl sulfate has CAS number 151-21-3 and molecular formula CH3(CH2)11OSO3Na. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Sodium dodecyl sulfate?
+
Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
+
Yes. Every batch of Sodium dodecyl sulfate ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Sodium dodecyl sulfate be stored?
+
Store Sodium dodecyl sulfate in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Sodium dodecyl sulfate used for?
+
Sodium dodecyl sulfate is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Sodium dodecyl sulfate?
+
Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
▶ Related products
1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis
1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
