. . . . "Manganese(II) sulfate" . "manganese sulfate" . . . . . . . . "MnSO₄(H₂O)" . "manganese(II) sulfate" . "MnSO₄(H₂O)₇" . . . "MnSO₄" . . . "Manganese(II) sulfate" . "Manganese(II) sulfate" . "MnSO₄\u20224H₂O" . . "S" . .