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.
2017
1979
2019
2012
1967
2023
2005
2003
2015
1993
2004
2013
1990
1937
2024
2014
1930