Convert French degree of hardness to grain per gallon (U.S.)

You are currently converting water hardness units from French degree of hardness to grain per gallon (U.S.)

Starting unit
Destination unit
0.58417831164135 gpg
Conversion base: 1 °fH = 0.58417831164135 gpg
1 gpg = 1.7118061045271 °fH