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.
1961
1945
2023
2008
2022
2021
1923
1958
1896
2017
2016
1950
2024
2020
1943
2025
1894
2013