[pure-silver] Re: [pure-silver] Re: [pure-silver] Re: [pure-silver] Re: [pure-silver] citric acid??
- From: emanmb@xxxxxxxxx
- To: "pure-silver@xxxxxxxxxxxxx" <pure-silver@xxxxxxxxxxxxx>
- Date: Fri, 12 Jul 2013 18:44:06 +0700
"Like"
On Jul 12, 2013, at 5:26 PM, don@xxxxxxxxxxxxxxxx wrote:
> Dear Richard
>
> I have a folder in which I have for the last few years saved the occasional
> posting on this list with contents that seem to be of lasting value. The
> folder is quite big now, and about half of the postings in it are yours. You
> really have been most generous with your knowledge and experience. Thanks
>
> Don Sweet
>
> On 2013-07-12 18:07, Richard Knoppow wrote:
>> ----- Original Message ----- From: "titrisol" <titrisol@xxxxxxxxx>
>> To: <pure-silver@xxxxxxxxxxxxx>
>> Sent: Thursday, July 11, 2013 2:27 PM
>> Subject: [pure-silver] Re: [pure-silver] Re: [pure-silver] Re:
>> [pure-silver] citric acid??
>> Agree,
>> Stop bath has always been a pne shot for me, with citric aid is easy
>> enough to use 1 tablespoon per liter, and dump at the end of the
>> session
>> Bromocresol purple! that was it! Bromocresol green changes around 4.0
>> so is too early I guess
>> FWIW Ilford stop bath is citric acid based. The only problem with
>> citric is that its a sequestering agent for aluminum so is not
>> compatible with hardening fixing baths that use alum although many
>> people use it anyway.
>> --
>> Richard Knoppow
>> Los Angeles
>> WB6KBL
>> dickburk@xxxxxxxxxxxxx
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