Author: Derek Crowe

Zeta Potential Measurements for PES and Cellulose

Using streaming potential data collected via the flow device Jess created, I have attempted to recreate the Zydney findings for membrane zeta potential.  Ag/AgCl electrodes were used in 10mM KCl, mimicking identically the method outlined in Zydney. Data are below:

Posted in NRG Tagged with: ,

Materials in contact with media in micropump

The pump’s data sheet (located here) describes the pumps materials as: polyphenylene sulphone (PPSU) polyimide (PI) nitrile butadiene rubber (NBR) It also says that the acceptable particle tolerance is < 50 μm.    This is the info we will need to

Posted in NRG Tagged with: , ,

Purchasing 101

I figured I’d throw this up in case anyone needed to know how to order anything… enjoy. http://docs.google.com/Presentation?id=ddfnw7hd_235d2f4v4f5

Posted in NRG

Counterflow Dialysis

Hey everyone, thanks for helping me out with my presentation this morning. I posted A LINK to the ppt. below. Let me know if you have any questions or comments. Thanks! Counterflow Dialysis

Posted in NRG
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