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.
1895
2013
1896
1959
2019
2024
1939
1953
1990
1938
2006
2018
2023
2016
1978
2015
1950
2002