[Leica] Re: b/w processing question

[reciprocityfactor at yahoo.com (B. Haas)]

I use sodium thiosulfate and sodium bisulfite for a
fixer.  No hardener and can scratch easily while wet. 
However, if the negs are too thin can always selenium
tone them for a half stop boost.

Just my .02 worth.


--- Eric <ericm@pobox.com> wrote:
> Summicron:
> 
> >wasnt my undertstanding and, anyway, why take the
> chance?
> 
> Exactly.  Try all the combinations, and go with the
> one that works best for
> you.  When it comes to film development, you
> shouldn't be taking chances.
> Just calculated risks.  :)
> 
> If I use a hardener in my fix, then I either have to
> have a significantly
> longer wash, or I have to use some kind of wash aid.
>  So that means adding
> two extra chemicals:  the hardener and the wash aid,
> or dramatically
> increasing wash time (from 10 mins to 60 or so).
> 
> I've never had scratches on film I've developed
> without a hardener.  Film
> developed commercially--with a hardener--has been
> scratched before I get it.
> My take on this is that if I treat my film gently,
> it doesn't need a
> hardener.  If I don't treat it gently, a hardener
> won't help.
> 
> --
> Eric
> http://canid.com/
> 
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for
> more information



        
                
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