This?
And some info on H3-37 Soft, H8, H3-50, Skyline 3-60, with the available hardness from the 2020 official DHS catalog:
H3-37 Soft has what should be the #20 sponge at 37°, high-density/nonporous.
H8 has the #25 sponge, at 39°/40°/41°, high-density/nonporous.
H3-50 has the #50 sponge, at...