Saturday , 18 May 2013

Monthly Archives: July 2010

Nanopores make sterile filtration more reliable

Irregular pores, low flow rates: The plastic membrane filters used in sterile filtration do not always ensure that conditions are really sterile. Filter membranes of aluminum oxide are more reliable – the size of the nanopores can be determined with precision. Even the smallest viruses cannot pass through the membrane. The good ones are kept, the bad ones done away ... Read More »