CTAB....

[David Winterbourne]

In article <3178073A.41C67EA6 at tuba.calpoly.edu>, smccullo at tuba.calpoly.edu 
says...

>What exactly does CTAB do?

CTAB is a positively charged detergent. It binds to polyanions making a 
hydrophobic complex that precipitates in aqueous solution. As the strength of 
the ionic bonds varies with the polyanion, specificity can be obtained by 
varying the pH or ionic strength.

-- 
Dr. David Winterbourne
Department of Surgery
St George's Hospital Medical School, London SW17 0RE, England
Tel: 0181-725-5581   Fax: 0181-725-3594