From: Jeffrey D. Mathias (jeffrey.d.mathias@worldnet.att.net)
Date: 08/07/00-04:41:42 PM Z
Philippe Ayral wrote:
> Is there a way to test AFO ? I have a bottle never opened in my
> refrigerator in a black envelop for about six months.
> May I check it or do I have to throw it away ?
As mentioned by others, it should still be OK.
The test for Ferric Oxalate found in my guide (on web site link below)
should be valid for Ammonium Ferric Oxalate, as I just verified it to
behave the same. (This test uses Potassium Ferricyanide.)
-- Jeffrey D. Mathias http://home.att.net/~jeffrey.d.mathias/
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