Heico Perma Wash is the way to go. Assuming they still make it. It's been a few years since I last bought a quart. Scott --- In DigitalBlackandWhiteThePrint@yahoogroups.com, Peter De Smidt <pdesmidt@T...> wrote: > > helen_bach2003 wrote: > > >I thought that Wilhelm mentioned Kodak Hypo Clearing Agent in his > >book, not hypo eliminator. They are two different things. Hypo > >eliminator is not recommended because of the nature of its action; > >KHCA is OK. I must ahve missed the reference to hypo eliminator. > > > >Best, > >Helen > > > > > > > Yep, they are very different. Hypo Clearing Agent is mainly sodium > sulfite, whereas Hypo Eliminator is amonia, hydrogen peroxide and > water. And yes I'm sure that he recommended Hypo Eliminator, followed > by selenium toning, in the first edition of the book in question. Note: > not only shouldn't one use Hypo Eliminator, but light selenium toning > doesn't give near the protection that was once thought, at least it > doesn't according the the Image Permanence Institute at RIT. >
Message
[Digital BW] Re: Buffered or Unbuffered Matt Board
2006-01-10 by scott_now_coming
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