[chbot] Ferric Chloride
erringtona at gmail.com
Sun Dec 6 20:14:32 GMT 2020
Ferric chloride is nasty, and becoming increasingly difficult to get.
Try hydrogen peroxide and hydrochloric acid (or hydrogen peroxide and
vinegar). Instructions on the web. I have tried it and it works.
On Mon, 7 Dec 2020, 08:56 Marshland Engineering, <marshland at marshland.co.nz>
> Is this Ferric Chloride still available in NZ ?
> I have some ammonium persulfate but FC works at room temperature which
> it easier.
> Cheers Wallace
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