Natriumdodecylsulfat (SDS) 99, powder_white

Lieferant: MP Biomedicals
Gefahr

Synonyme: Natriumlaurylsulfat, Schwefelsäuredodecylester Natriumsalz, Laurylsulfat Natriumsalt, Dodecylnatriumsulfat, Dodecylschwefelsäure Natriumsalz

0219483125 0219483180 0219483183 0219483190 0219483191
ICNA0219483125EA 47.7 EUR
ICNA0219483125 ICNA0219483180 ICNA0219483183 ICNA0219483190 ICNA0219483191
Natriumdodecylsulfat (SDS) 99, powder_white
Natriumdodecylsulfat (SDS)

SDS is an detergent typically used to solubilize and denature proteins for electrophoresis. SDS has also been used in large-scale phenol extraction of RNA to promote the dissociation of protein from nucleic acids when extracting from biological material. SDS is used in Protein Electrophoresis & Blotting.


SDS is an anionic detergent and wetting agent that is effective in both acid and alkaline solutions. Most proteins bind SDS in a ratio of 1.4 grams SDS to 1 gram protein. The charges intrinsic to the protein become insignificant compared to the overall negative charge provided by the bound SDS. The charge to mass ratio is essentially the same for each protein and will migrate in the gel based only on protein size. The salt is of an organosulfate consisting of a 12-carbon tail attached to a sulfate group, giving the material the amphiphilic properties required of a detergent.

Formel: CH₃(CH₂)₁₁OSO₃Na
Molecular Weight: 288.38 g/mol
Schmelzpunkt: 180…210 °C
Dichte: 1.1 (20 °C)
Flammpunkt: 199 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00036175
CAS-Nummer: 151-21-3
EINECS: 205-788-1
UN: 2296
ADR: 4.1 II
Merck Index: 14,08636
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Spezifikation Testergebnisse

Identity Test Passes
Purity ~99%
FTIR Conforms to Standard
Melting Point 182 - 210 °C
OD260 nm (1% aq soln) <0,1
OD280 nm (1% aq soln) <0,1
pH (1% aq soln) 6 - 7


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