[chbot] Ferric Chloride

[Andrew Errington]

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.

Andrew

On Mon, 7 Dec 2020, 08:56 Marshland Engineering, <marshland at marshland.co.nz>
wrote:

> Is this Ferric Chloride still available in NZ ?
>
> I have some ammonium persulfate but FC works at room temperature which
> makes
> it easier.
>
> Cheers Wallace
>
>
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