Paterson Tank: first 30 seconds agitation, then 10 seconds every minute.
Recipes & dev times using Film Kodak Tri-X 400
Kodak Tri-X 400 in Kodak HC-110 B
7 minutes, 30 seconds at 20°C/68.0°F
Kodak Tri-X 400 at 12800 in Kodak HC-110 1:31
2 hours, 5 minutes (Stand developed) at 22°C/71.6°F
Kodak Tri-X 400 in Kodak HC-110 1+50
7 minutes at 20°C/68.0°F
Kodak Tri-X 400 in Kodak HC-110 1 + 31
7 minutes, 30 seconds at 20°C/68.0°F