[pure-silver] Re: What happens when XTOL dies
- From: titrisol <titrisol@xxxxxxxxx>
- To: pure-silver@xxxxxxxxxxxxx
- Date: Tue, 28 Feb 2006 10:24:30 -0800 (PST)
As per unblinkingeye article try the same but with 5 g/l of
sodium ascorbate (I use 1/2 teaspoon per 500ml) The grain and
grdation are improved and development is more energetic
(superadditivity?)
For 1+50+C I use the times for 1+25 and results are very good.
--- "Koch, Gerald" <gkoch02@xxxxxxxxxx> wrote:
> For many years I used Rodinal for medium and fast speed films
> by
> diluting it with a 7.5% solution of sodium sulfite instead of
> water.
> Developing times were reduced by approximately 20%. Grain and
> gradation
> were improved.
>
> -----Original Message-----
> From: pure-silver-bounce@xxxxxxxxxxxxx
> [mailto:pure-silver-bounce@xxxxxxxxxxxxx] On Behalf Of Frank
> Filippone
> Sent: Monday, February 27, 2006 6:06 PM
> To: pure-silver@xxxxxxxxxxxxx
> Subject: [pure-silver] Re: What happens when XTOL dies
>
>
> Formulary Paraminophenol is a p-aminophenol hydrochloride
> film
> developer that is economical and excellent for slower speed
> films (ASA
> 32-200). Unless graininess is desired, Formulary Rodinal is
> not
> recommended for faster films. Formulary Rodinal produces very
> good
> sharpness, high acutance and fine grain when used to develop
> modern,
> ultra fine-grain emulsions. The contrast is variable and
> depends upon
> dilution and development times. The chemicals in the kit are
> used to
> prepare a stock solution, which is diluted 1:50 or 1:100 to
> yield up to
> 100 liters of working solution. The shelf life of the stock
> solution is
> six months. The working solution is used once and then
> discarded.
>
> Because the developer is used at very high dilution, it has a
> compensating action that prevents blocked highlights and
> brings out
> shadow detail.
>
> This is an old Agfa formula but we are uncertain how similar
> it is to
> the most recent liquid version they had out. As with all new
> developers
> we recommend that you do your own tests.
>
>
> Photographers Formulary.....
>
http://www.photoformulary.com/DesktopModules/StoreProductDetails.aspx?pr
> oduc
> tID=60&tabid=9&tabindex=2&categoryid=31&selection=0&langId=0
>
> Frank Filippone
> red735i@xxxxxxxxxxxxx
>
>
>
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