Crystal data for a tetrahydrated compound of 1,2-ethanedisuplhonic acid with Cu^II: Cu[SO₃(CH₂)₂SO₃].4H₂O

The title compound crystallizes in the triclinic system. The unit-cell data are a = 5.961 (6), b = 8.641 (9), c = 10.752 (7) Å, α = 94.95 (8), β = 88.38 (9), γ = 109.66 (8)°, Z = 2: D_m = 2.08, D_x = 2.10 g cm⁻³. The indexed powder pattern is given.