narta
Member
I have been brewing the past 17 years.
The golden standard when I started, whatman puradiscs, have a PTFE hydrophilic membrane. Hydrophobic membranes are used in gas filtration since we are not pre wetting the filter with alcohol in order to make them aqueous compatible.
I hope you are speaking from experience and not from something you read in the internet. Here is the revelant info![Screenshot_2022-10-04-18-43-47-67_e4424258c8b8649f6e67d283a50a2cbc.jpg Screenshot_2022-10-04-18-43-47-67_e4424258c8b8649f6e67d283a50a2cbc.jpg](https://thinksteroids.com/community/data/attachments/166/166510-304a89b4f74a1e875b84cba3b1634dc2.jpg)
The golden standard when I started, whatman puradiscs, have a PTFE hydrophilic membrane. Hydrophobic membranes are used in gas filtration since we are not pre wetting the filter with alcohol in order to make them aqueous compatible.
I hope you are speaking from experience and not from something you read in the internet. Here is the revelant info
![Screenshot_2022-10-04-18-43-47-67_e4424258c8b8649f6e67d283a50a2cbc.jpg Screenshot_2022-10-04-18-43-47-67_e4424258c8b8649f6e67d283a50a2cbc.jpg](https://thinksteroids.com/community/data/attachments/166/166510-304a89b4f74a1e875b84cba3b1634dc2.jpg)