I have about 5kg of indicating silica gel left over from a project if you want some.
It turns from orange to green when it's fully saturated and you can re-generate it in the microwave on low
Wow, didn't know it was reusable. Where are you based?
@hippy started
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I have about 5kg of indicating silica gel left over from a project if you want some.
It turns from orange to green when it's fully saturated and you can re-generate it in the microwave on low