[UK] Where can I buy Potassium Thiocyanate and Ferric Nitrate?

[-Alex-]

In time for Halloween. In case you're wondering why, click here. Pretty cool, don't you think?

[MGS4-SS]

I want to do that :D

Pretty neat stuff.

[Yorak]

Just saw this yesterday. Anybody know where to find it in the US? Figured while we're on the topic...