CuSO4 • 5H2O
Blue vitriol
Na2B4O7 • 10H2O
Sodium tetraborate pentahydrate
Borax
FeSO4 • 7H2O
Ferrous sulfate heptahydrate
Green vitriol, copperas
MgSO4 • 7H2O
Epsom salts
Na2SO4 • 10H2O
Glauber’s salts
CaSO4 • 2H2O
Gypsum
CaSO4 • 1/2H2O
Calcium sulfate hemihydrate
Plaster of Paris
Na2S2O3 • 5H2O
Sodium Thiosulfate Pentahydrate
Hypo
Na2CO3 • 10H2O
Sal soda, washing soda