Blog

Your source for scientific filtration insights, membrane technology updates, and lab equipment guides.

See How Nano-Water Filters are Made

We've previously discussed how the combination of silver and carbon nanotubes can be used to create more efficient water purification filters, now you...

Filtration Resources

FAQ: Black Polycarbonate Membranes

When counting bacteria as part of epifluorescent microscopy we generally recommend using the black polycarbonate membranes instead of cellulose...

Microbiology and Life Science News

Say 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...

Filtration Resources

Polycarbonate 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...

Water and Fluid Separation News

ASTM 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...

Company News

November 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...

Filtration Resources

Beta 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...

Filtration Resources

Putting 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...