[pure-silver] PYROCAT w/propylene glycol?

This is the first I've seen or heard of glycol in the
HD mix.  

How does that compare w/the previous or alternate
version using water?  

The formulas seem to be the same except for that.

Eric


--- mail1 <mail1@xxxxxxxxxxxxxxxxx> wrote:

> Bob I found the directions, from photo formulary by
> Sandy King, a good
> starting point.
>
http://www.photoformulary.com/uploads/Pyrocat-HD-01-5091.pdf
> 
> I have used Pyrocat-MC, and lately I am using
> EXactolux. I process with a
> Jobo rotary processor, and I use BTZS protocols for
> testing.
> I like both of these developers; they are tanning
> high acutance developers.
> In my opinion the grain is sharp with smooth high
> lights and very good mid
> range gradation. Exactolux provides me with
> outstanding sharpness and detail
> that I have been unable to achieve with Sodium
> Sulfide-Metol developers
> (D-23). I have been very careful of my exposure
> calculations and development
> lately because I am shooting seascapes in bright
> sunlight with very bright
> surf and wet very dark rocks. Determining subject
> brightness ratio (SBR) and
> selecting I.E. and development time for the specific
> SBR has made my job a
> lot easier. I establish my exposure off the dark
> rocks and adjust the
> development to the SBR to control the high lights.
> 
> Jonathan 
> 
> 
> -----Original Message-----
> From: pure-silver-bounce@xxxxxxxxxxxxx
> [mailto:pure-silver-bounce@xxxxxxxxxxxxx] On Behalf
> Of BOB KISS
> Sent: Wednesday, May 28, 2008 11:31 AM
> To: pure-silver@xxxxxxxxxxxxx
> Subject: [pure-silver] Re: 35 MM T-MAX 100 IN
> PYROCAT?
> 
> Thanks!
> 
> -----Original Message-----
> From: pure-silver-bounce@xxxxxxxxxxxxx
> [mailto:pure-silver-bounce@xxxxxxxxxxxxx] On Behalf
> Of J Howe
> Sent: Wednesday, May 28, 2008 12:46 PM
> To: pure-silver@xxxxxxxxxxxxx
> Subject: [pure-silver] Re: 35 MM T-MAX 100 IN
> PYROCAT?
> 
> It was both 35mm and 120 T-Max 100.  Have to go out
> now but I'll look up 
> the details and post tonight.
> 
> JH
> 
> BOB KISS wrote:
> > DEAR J,
> >     Yes, please send me recommended times & temps. 
> Were your results,
> > indeed, with 35mm T-Max 100?  
> >             THANKS!
> >                     CHEERS!
> >                             BOB
> >   
> >   
>
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