Archived posting to the Leica Users Group, 2001/01/31
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 03:57 PM 1/31/01 -0600, Anderson, Ferrel E wrote: >I think William Gower made some important points, especially about the >difference between softened, deionized and distilled water. My preference >is to >use distilled water as I suspect that deionized water is not perfectly free of >salts since it relies on an absorption/adsorption process that is not 100% >irreversible. It's no doubt good enough for film washing applications, as some >have testified. > >Ferrel Anderson Deionized water is what all chem/bio/etc. labs use for "pure" water. It is at least the equivalent of double distilled water. Many cartridge combinations provide triple or better distilled water equivalent. So in most laboratory usages (photo lab included) deionized water would be better than ordinary distilled water. If my chem & photo lab experience has taught me incorrectly, I'm sure Mr. Gower will correct me. Jim