[pure-silver] Re: Citric Acid as stop bath
- From: harry kalish <hksvk@xxxxxxxxxxx>
- To: <pure-silver@xxxxxxxxxxxxx>
- Date: Wed, 13 Oct 2010 21:50:04 -0400
Why does it need to be crystalline? Thanks, Harry
On 10/13/10 2:06 PM, "Gerald Koch" <gerald.koch@xxxxxxx> wrote:
> Use crystalline boric acid rather than the powder
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