Bass Chord Chart and Tabs in C Standard1 Tuning

Reb5, ReMb5, ReΔ-5
Notes: Re, Fa♯, La♭
2,3,4,3 (1243)
2,1,4,5 (2134)
2,3,x,3 (12x3)
2,1,x,5 (21x3)