[rollei_list] Re: PC-antifreeze, was: Re: PC-TEA was: Rodinal

  • From: "Gene Johnson" <genej2ster@xxxxxxxxx>
  • To: rollei_list@xxxxxxxxxxxxx
  • Date: Thu, 23 Oct 2008 07:58:01 -0700

I've been using the same thing in an antifreeze (I use Prestone) base rather
than TEA for years.  I add borax and sodium carbonate to the working
solution at time of use.  I also dilute 1:49.  Great results, long life.
Same as you.

On Thu, Oct 23, 2008 at 6:35 AM, Aaron Reece <oboeaaron@xxxxxxx> wrote:

> I forgot to mention, dilute with water 1:24 or 1:49 just prior to use. I
> always use 1:49. I have never tried higher dilutions; since there is no
> silver solvent in this developer, I suspect a higher dilution would not lead
> to greater sharpness. Gainer has recommended adding a small amount of water
> when mixing the concentrate, as this makes it easier to pour and measure.
>
> -Aaron
>
>
> On Oct 23, 2008, at 7:57 AM, Aaron Reece wrote:
>
>  Perhaps you mean Pat Gainer's PC-TEA.
>>
>> 9 grams ascorbic acid
>>
>> .25 grams phenidone
>>
>> 100ml TEA
>>
>> Heat the TEA to around 180 degrees Fahrenheit. Add the ascorbic acid and
>> stir, dissolving completely. Add the phenidone and stir, dissolving
>> completely. Done.
>>
>
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-- 
Be Just and Fear Not

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  • » [rollei_list] Re: PC-antifreeze, was: Re: PC-TEA was: Rodinal