There is apparently a worldwide shortage (due to COVID) of these 0.4micron pore, polystyrene membrane transwells...Are there any companies that make suitable, good quality alternates as we are being given a stock date of March 2021.
Thanks
Interesting
If you haven't already, cellQARTs, both the optically clear and the high porosity 0.4um https://cellqart.com/
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