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.
2020
1969
1950
2016
1897
2008
1959
1990
1930
2004
1997
1967
2025
1972
1987
2012
1962
1973
2017
2022