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
1966
2006
2008
2015
2013
1957
1956
2007
2019
1961
1960
2018
2020
2010