I have used some of the Jessops Pan 100 and the 400 but not in Rodinal : I find they used AGFA film emulsions; you can see the black cassette pot with the pull-off lid is Agfa.I have got very good results with the 100 film in home-made Crawley's FX4 formula diluted 1+1 for 8 minutes at 68oF.
-------------------- Got COMPUTERISED at last and now Digitised but FILM still RULES!