RE: Pyrocat-HD for alt printing?

From: Breukel, C. (HKG) ^lt;C.Breukel@lumc.nl>
Date: 08/18/05-01:52:56 AM Z
Message-id: <CE29D3825485344B9909EEADF243B0740922F7@mailc.lumcnet.prod.intern>

> -----Original Message-----
> From: Sandy King [mailto:sanking@clemson.edu]
> Sent: woensdag 17 augustus 2005 23:48
> To: alt-photo-process-l@sask.usask.ca
> Subject: Re: Pyrocat-HD for alt printing?
>
>
>
> I also now recommend a 2:1:100 or 3:2:100 dilution for rotary
> processing in Jobo. It definitely results in lower B+F with films
> such as HP5+, TMAX-400 and JandC Classic 200 and 400.
>
> Thanks a lot to Clay (and Michael Mutmansky also I believe) for their
> experimentation with this, and for suggesting it to me.
>
> Sandy
>
>
Sandy,

How would you "translate" processing times with the 1:1:100 dilutions to 2:1:100 times? Just to get a starting point: I process HP5+ (at 250 ASA), 8*10 in a Jobo (CPE2 in a print drum) at the slowest rotation at 22 deg C for 14 minutes. I get, what I consider, acceptable B+F, but the lower the better I guess..

Thanks,

Best,

Cor
Received on Thu Aug 18 01:53:05 2005

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