In 2012 I started testing a new hydrogen peroxide based bleach with an acid as a stabilizer, citric acid was the first choice, and these were my first positive results with Fomapan R100 on 16mm film.
2021
1992
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2024
1939
1954
1987
1946
2012
1961
2003
1960
1984
2016
1978
2000
1963
1898
1900