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.
2019
2017
2020
1994
1961
2015
1989
2016
1962
1988
—
1959
1953
2024
2021
1964