It was usually recommended to add a crystal of thymol, that should preserve
it for months.
----- Original Message -----
From: "Pumla Pamla-Gutter"
Sent: Tuesday, September 23, 2008 11:53 AM
Subject: [Histonet] Glycerol jelly
> I've recently started using home-made glycerol jelly as my mounting
> medium---composition gelatin powder, water, and glycerol. I keep it in
> the fridge at 4 degrees and melt it before use. It's great for dark
> field images, but I'm worried about bacterial growth. I haven't had
> any problems yet, but I was wondering if someone else out there uses
> this and what they do to prevent the growth of mold, etc... and how
> long do you keep it before you toss it?
> Pumla Pamla-Gutter
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