Initial 30 second using spin agitation, then 10 seconds every minute. This...
Recipes & dev times using Film Kodak Tri-X 400
Kodak Tri-X 400 in Kodak HC-110 Dil B
8 minutes, 5 seconds at 22°C/71.6°F
Kodak Tri-X 400 at 1600 in Kodak HC-110 B
16 minutes
Kodak Tri-X 400 in Kodak HC-110 E
8 minutes
Kodak Tri-X 400 at 800 in Kodak HC-110 1+47
12 minutes, 30 seconds at 20°C/68.0°F