The Fomapan 100 is a flexible, medium speed, general purpose BW film. It tends to have a bit less negative density in the shadow areas - but this depends on the developing.
This is the least expensive ISO 100/21° Film which is available in all formats from 35mm to sheet film.
FOMA Fomapan 100 120 Medium Format Film
Filmtype: Black&White Film Format: Medium Format 120 Speed: ISO 100/21° Length: 12 Exposures