A method I found on http://www.apug.org and am using since then goes like that: take a 5 – 10 cm piece of the film you want to test. It shall be completely exposed to light. Take 50 – 100 ml of the developer you would like to use and pour it in a glass. Put … Read the rest “Find the dev time for any film in any developer”

… Read the rest “ORWO Chrom C-9165 leaflet”