2 time pre soak each time 5 min (an experience that I didn't like the result)...
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Fuji Neopan Acros 100 at 80 in Photographers' Formulary Pyro PMK 1+2+100
14 minutes at 21°C/69.8°F
Foma Fomapan 400 in Adox Rodinal 1+25
5 minutes, 30 seconds at 20°C/68.0°F
Foma Fomapan 400 at 1600 in Adox Rodinal 1+25
20 minutes at 20°C/68.0°F
Fomapan 400 in PMK Pyro 1+2+100
9 minutes, 15 seconds at 29°C/84.2°F