Agitation for first ten seconds every minute.
Recipes & dev times using Film Kodak Tri-X 400
Kodak Tri-X 400 in Agfa Rodinal 1:25
7 minutes at 20°C/68.0°F
Kodak Tri-X 400 in Agfa Rodinal 1+50
12 minutes at 20°C/68.0°F
Kodak Tri-X 400 at 1600 in Agfa Rodinal 1:100
1 hour, 48 minutes (Stand developed) at 17°C/62.6°F
Kodak Tri-X 400 at 1600 in Agfa Rodinal 1:100
1 hour, 30 minutes at 20°C/68.0°F