11667289001

Sodium Dodecyl Sulfate (SDS)

anionic, electrophoresis grade

• Synonym(s): Dodecyl sodium sulfate, Dodecyl sulfate sodium salt, Lauryl sulfate sodium salt, SDS, Sodium Dodecyl Sulfate (SDS), Sodium lauryl sulfate
• Empirical Formula (Hill Notation): C₁₂H₂₅NaO₄S
• CAS Number: 151-21-3
• Molecular Weight: 288.38
• MDL number: MFCD00036175
• UNSPSC Code: 12161900

Properties

• assay: ≥97% (GC)
• form: powder
• mol wt: 288.38 g/mol
• packaging: pkg of 1 kg
• manufacturer/tradename: Roche
• technique(s): HPLC: suitable; LC/MS: suitable
• solubility: H₂O: soluble (clear solution (100 mg/ml in H₂O))
• absorption: ≤0.1 at 280 nm in water at 30 mg/mL
• shipped in: ambient
• storage temp.: 20-25°C
• SMILES string: [Na+].[S](=O)(=O)([O-])OCCCCCCCCCCCC
• InChI: 1S/C12H26O4S.Na/c1-2-3-4-5-6-7-8-9-10-11-12-16-17(13,14)15;/h2-12H2,1H3,(H,13,14,15);/q;+1/p-1
• InChI key: DBMJMQXJHONAFJ-UHFFFAOYSA-M

Description

General description

Pure quality, particularly suited for SDS-gel electrophoresis.

Application

Suitable in most routine electrophoretic applications as a denaturing agent for proteins.

Quality

Purity: ≥99.5 alkyl sulfate, ≥97% dodecyl sulfate (GC)
Contaminants: ≤5 ppm Pb (AA), ≤0.5% Cl (AA)

C₁₂ fatty acids: >97% (after saponification)
Ease of removal*: –
Critical micellar concentration: 8.3 mM at +25°C
Formula: C₁₂H₂₅NaSO₄

Preparation Note

Working concentration: > 10 mg detergent per mg protein

Other Notes

For life science research only. Not for use in diagnostic procedures.

Safety Information

• pictograms: GHS02,GHS05,GHS07
• signalword: Danger
• hcodes: H228,H302 + H332,H315,H318,H335,H412
• pcodes: P210 - P261 - P264 - P280 - P305 + P351 + P338 + P310 - P370 + P378
• Hazard Classifications: Acute Tox. 4 - Acute Tox. 4 Inhalation - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Sol. 2 Oral - Skin Irrit. 2 - STOT SE 3
• target_organs: Respiratory system
• Storage Class: 4.1B - Flammable solid hazardous materials
• wgk_germany: WGK 2