Author: Barry_NJ
Subject: stains
Posted: 17 Sep 2010 at 12:27am
I'm no stone expert, but I do know photo processing, and I wouldn't recommend a natural stone to be used under photo processing bath trays. The chemicals in photo processing are not of a neutral pH, and will likely etch stone pretty well. Especially stop-bath, which is very acidic.
Subject: stains
Posted: 17 Sep 2010 at 12:27am
I'm no stone expert, but I do know photo processing, and I wouldn't recommend a natural stone to be used under photo processing bath trays. The chemicals in photo processing are not of a neutral pH, and will likely etch stone pretty well. Especially stop-bath, which is very acidic.