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.
2012
2014
2019
2016
1910
2020
2007
2024
2025
1973
2010
1916
2015
2021
2005