Edwal Hypo-Check, Chemical Test for Exhausted Film & Paper Fixers, 3/4 Oz.
- Edwal Hypo Check tests your fix solution for exhaustion due to silver saturation.
- One or two drops will test the fixer and, if the fixers still OK, no harm has been done to the bath.
- A 3/4 oz. bottle provides about 800 tests.
Last Amazon price update was: July 6, 2019 12:12 pm
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