Filtration ResourcesFAQ: Black Polycarbonate Membranes
When counting bacteria as part of epifluorescent microscopy we generally recommend using the black polycarbonate membranes instead of cellulose...
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Your source for scientific filtration insights, membrane technology updates, and lab equipment guides.
Filtration Resources
Microbiology and Life Science NewsSay it ain't so Periodic Table!
Is nothing sacred? In the news today came word that the period table is changing the atomic weights of 10 elements. Instead of being listed as one...
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Filtration ResourcesPolycarbonate Filters in Legionella Detection
Recently one of our customers was interested in testing Legionella bacteria and asked us how our polycarbonate membranes fit into the process...
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Water and Fluid Separation NewsASTM Standards for SDI Testing
The good people at ASTM (American Society for Testing and Materials) have released their standard for determining the Silt Density Index of water. If...
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Company NewsNovember in Seattle: Turkey and Bus Crashes
We just got blasted with our first winter storm of the year and it was a mean one for Seattle. Take a look at the video and you can tell that while...
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Filtration ResourcesBeta Ratios and Filter Efficency
Here is an article that does a great job of explaining what efficiency ratings mean on a filter and how they are calculated, courtesy of the American...
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Filtration ResourcesPutting on a Shiny Suit: Polycarbonate Membranes get Sputtered!
Polycarbonate (PCTE) track-etch membranes, created decades ago, are finding some new uses in the development of nanotechnology applications. They owe...
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Water and Fluid Separation NewsSilver Nanoparticles to Reduce Membrane Biofouling
Scientists at Michigan State University and the PERMEANT Group describes how they are infusing membranes with nanotechnology in order to improve...
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