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<dan.c.quinn@att.net> wrote
> > Pure sodium carbonate according to the list of ingrediments.
> Which Hydrate? Likely the deca. Dan
Washing soda from the grocery store is monohydrate.
The decahydrate and anhydrate forms turn to monohydrate
if left in open air.
--
Nicholas O. Lindan, Cleveland, Ohio
Darkroom Automation: F-Stop Timers, Enlarging Meters
http://www.nolindan.com/da/index.htm
n o lindan at ix dot netcom dot com
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Re: Where to get sodium carbonate (washing soda) in S.F. Bay Area
