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You are here:Home » Biochemicals » Biochem-Detergents » Sodium Dodecyl Sulfate (SDS)

Sodium Dodecyl Sulfate (SDS)


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SDS is an anionic detergent used to solubilize proteins. Creates denaturing conditions based on molecular size. Also useful in the preparation of genomic DNA from bacteria. Supplied as a 20% w/v sterile-filtered solution, see S5010-01.
Catalog #S5010
Appearance White, crystalline powder
Solubility (0.1g, 10ml ethanol): Clear, colorless, complete
Purity: 99.5%
C12 Content: 98.5%
AbsorbanceA230: 0.4
A280: 0.1
A230-350: 0.1
A405: 0.01
pH (1%) 6.0-7.5
Moisture: 1%
Phosphate: 0.0001%
Chloride: 0.03%
Lead: 0.0002%
Iron: 0.0001%
Heavy Metals (Pb): 0.001%
Free Fatty Alcohols: 0.2%
Inorganic Salts: 0.1%
Unsulfated Matter: 1%
DNase @1.5mg/ml None Detected
Protease: None Detected
CAS Number151-21-3
Molecular FormulaC12H25O4SNa
Molecular Weight288.38
Important NoteThis product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
Alternate namesSDS; Sodium lauryl sulfate; n-Dodecyl sulfate sodium salt

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