[alt-photo] Re: Anyone using sodium citrate as DOP pt/pd developer?
Christina Anderson
zphoto at montana.net
Tue Jan 10 14:15:54 GMT 2012
OH, a ps is I mixed am citrate up 1/2 lb to 1400ml, sod citrate 1lb 1400 ml. In my notes I have sodium citrate is lower in contrast, colder in tone than potassium citrate but I don't have how potassium citrate compares to ammonium. I will try to search out my sodium citrate test strips somewhere but whatever I did, I didn't feel a need to use it in place of ammonium citrate for any reason.
Christina Z. Anderson
christinaZanderson.com
On Jan 10, 2012, at 7:05 AM, Christina Anderson wrote:
> Hi Loris,
>
> I printed an 8x10 step wedge, ripped it in thirds, and tested developers hot and room temp, so same print, same paper, same exposure. I can see no grain difference between am cit and pot ox but a MAJOR color difference and a slight speed difference.
>
> I had always used the citrates before, but when I finally used pot ox there was no turning back for me. But I love the warm tones.
>
> If I wanted neutral I would go back to ammonium citrate but I might use it heated up. I don't know where my test strips of sodium citrate are but I don't remember much difference between ammonium and sodium though don't quote me on that one.
>
> I will send you a jpg offlist.
> Chris
>
> Christina Z. Anderson
> christinaZanderson.com
>
> On Jan 10, 2012, at 4:18 AM, Loris Medici wrote:
>
>> Hi all,
>>
>>
>>
>> Is there anyone using sodium citrate as DOP pt/pd developer? If yes, at what
>> strenght?
>>
>>
>>
>> How different is sodium citrate compared to say... potassium oxalate? (In
>> terms of hue, contrast, grain ect...)
>>
>>
>>
>> TIA,
>>
>> Loris.
>>
>>
>>
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