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SKU: DG060-XX Category:
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Type: Zwitterionic detergent
Full Name: Amidosulfobetaine-14
Molecular Formula: C22H46N2O4S
Molecular Weight: 434.7
Form: White to off white powder
Purity: >99%
Solubility: Water soluble
Conductivity: <50µS in a 10% solution
Critical micelle concentration (CMC): 8mM (25ºC)



  • Zwitterionic detergent.
  • Aminosulfobetaine with C14 alkyl tail.
  • Useful for solubilizing proteins for 2D analysis.
  • Optimal solubility achieved in urea-thiourea mixtures and not in urea alone.
  • Reported to show better protein solubilization properties than CHAPS.
  • ASB-14 has been shown to solubilize membrane proteins previously undetected.


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