@Ryoung55 actually was just thinking 🤔, technically speaking if it needs to be below 6 degrees then that means freezing is fine. It doesnt say it needs to be above 0 or whatever. There is just an upper limit
@Ryoung55 oops, do you remember which ones cannot? I thought all can be frozen especially if they are lyophilized, but now I'm a bit scared I ruined my peptides :)