Our 5 Most Popular Blog Posts of 2019

Let’s start 2020 with some reflection on our top 5 blog posts in 2019. Read on to find the answers to a couple of common FAQs and learn about one of nature’s most powerful filters: oysters!

1. Defining a Pore Size and Sterile Filtering; 0.2 Micron vs. 0.22 Micron. What’s the difference?

Find out what “pore size” really means, how you can test a filter’s performance with a bubble point test, and other factors you should consider when selecting the correct pore size for your application

2. What does it mean for a membrane filter to be hydrophilic or hydrophobic?

Learn the difference between hydrophilic and hydrophobic membranes, what their respective applications are, and how the contact angle between the water molecules and membrane surface determines its wettability.

3. Nominal vs Absolute: What's the Difference?

Read on to understand the difference between nominal and absolute pore size ratings and what applications are associated with each.

4. Oysters act as a natural seawater filtration system

5. Tech Tips: Cross Flow Velocity (CFV)

Cross flow velocity greatly impacts the performance of cross/tangential flow test cells