[pure-silver] Re: Paraformaldehyde/Acetone in lith developers
- From: Robert Hall <robert.g.hall@xxxxxxxxx>
- To: pure-silver@xxxxxxxxxxxxx
- Date: Tue, 2 Mar 2010 12:49:48 -0700
I'll be your Huckleberry...
"Note that he states that metaborate is inferior to borax as a buffer."
Why would I want to know this?
R
Robert Hall
www.RobertHall.com
On Tue, Mar 2, 2010 at 12:20 PM, Richard Knoppow <dickburk@xxxxxxxxxxxxx>wrote:
>
> ----- Original Message ----- From: "Robert Hall" <robert.g.hall@xxxxxxxxx>
> To: <pure-silver@xxxxxxxxxxxxx>
> Sent: Tuesday, March 02, 2010 7:11 AM
> Subject: [pure-silver] Re: Paraformaldehyde/Acetone in lith developers
>
> I was able to find Ryuji Suzuki's artical about sodium metaborate at his
> site. He gives the formula for it as:
> In order to make 1.0g sodium metaborate tetrahydrate, mix 0.692g borax and
> 0.145g sodium hydroxide. When dissolved in water, these two make solutions
> of identical composition.
> This is the correct version.
> See his artical at: http://silvergrain.com/labs/Metaborate
> Note that he states that metaborate is inferior to borax as a buffer.
>
>
>
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