428016

Sodium dodecyl sulfate

High Purity, Designed to reduce electrophoretic anomalies.

• Synonym(s): Sodium n-Dodecyl Sulfate, High Purity, SDS, Sodium Lauryl Sulfate
• Empirical Formula (Hill Notation): C₁₂H₂₅O₄S · Na
• CAS Number: 151-21-3
• Molecular Weight: 288.38
• UNSPSC Code: 12352200
• NACRES: NA.25
• MDL number: MFCD00036175

Properties

• Quality Segment: 100
• form: solid
• mol wt: micellar wt 18,000
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• aggregation number: 62
• color: white
• CMC: 7-10 mM
• solubility: water: 100 mg/mL
• anion traces: chloride (Cl^-): ≤0.05%
• cation traces: heavy metals: ≤0.001%, heavy metals: ≤10 ppm
• shipped in: ambient
• storage temp.: 10-30°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

Absorbance (3%, H₂O, 260 and 280 nm):≤0.1%.

An ionic detergent useful in electrophoretic separation of proteins and lipids (absorbance: ≤0.1% at 280 nm, 3%, H₂O; aggregation number: 62). Designed to reduce electrophoretic anomalies. Prepared from SDS (Cat. No. 428015) by a procedure that ensures the removal of contaminating salts and heavy metal ions. Contains C-10 and C-14 isomers. Has a CMC of 7-10 mM and a micellar weight of 18,000.

Designed to reduce electrophoretic anomalies. Prepared from SDS (Cat. No. 428015) by a procedure that ensures the removal of contaminating salts and heavy metal ions. Contains C-10 and C-14 isomers. Aggregation number: 62.

Preparation Note

Following reconstitution, store at room temperature (20°C). Stock solutions are stable for up to 3 months at 20°C.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Harmful (C)

Safety Information

• pictograms: GHS05,GHS07
• signalword: Danger
• hcodes: H302,H315,H318,H412
• pcodes: P264 - P273 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Skin Irrit. 2
• Storage Class: 11 - Combustible Solids
• wgk: WGK 2
• flash_point_f: 338.0 °F
• flash_point_c: 170 °C