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.
2015
2010
2018
1984
2014
2000
2023
1988
1966
1991
1978
1947
2021
2022
1973