Sil Horwitz (silh@iag.net)
Tue, 27 Jul 1999 10:58:09 -0400
At 1999/07/27 08:38 AM +0100, you wrote:
>Thanks for the info on sodium metaborate. I found the following info in the
>Focal Encyclopaedia of Photography. Sodium metaborate can be made in
>solution by mixing 1 part sod hydroxide with 5 parts borax, both being
>dissolved in water. This is equivalent to 7 parts sodium metaborate.
"Equivalent" - probably. Pure sodium metaborate - no. It will be a mixture of
borates which is OK if it works in your application.
Sil Horwitz, FPSA
Technical Editor, PSA Journal
silh@iag.net
silh@earthlink.net
Visit http://www.psa-photo.org/
Personal page: http://home.earthlink.net/~silh/
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