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Digital BW, The Print

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Re: [Digital BW] H. Photo Rag 308 Sun Exposure Results

2002-03-15 by Todd Flashner

This may be totally unrelated but I think I remember hearing about a glossy
paper which yellowed very quickly in the presence of ammonia, or some other
solvent. Do you store your paper in the vicinity of strong chemicals?

Thanks for the update.

Todd

> I guess I made the original post some time ago about HM
> photorag 308 turning yellow. Here's what I can add today:
> 
> A dozen matted shrink-wrapped prints on HM photorag 308 were
> just returned to me today that were displayed in the store area of
> a gallery for  2 months. The paper base looks just as white as
> when I printed them.
> 
> Prints that I have at home unprotected still turn yellow quite
> rapidly. And they do not get any direct sun.
> 
> I'm thinking I have a local environment that is doing something
> here...
> 
> Also, the fact that protected (shrink-wrap or glassed) prints don't
> show the yellowing suggests that it is not UV related. I have not
> done a direct sun test so I haven't seen any "bleaching".
> 
> Also, also, I sent samples of the yellowed photorag to
> Hahnemuhle and they are apparently doing some tests at their
> lab in Germany.
> 
> If anyone's interested, I'll let the group know what I hear from
> them. They said they'd let me know in the next couple of weeks.
> 
> I am relieved that they appear to hold up well when under glass.
> 
> 
> Jeff Korte

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