Solubility and Phase Diagram for the Ternary Sodium Oxalate + Hydrogen Peroxide + Water System at (283.15 and 293.15) K Zhao, H.K.; Zhang, D.S.; Tang, C.; Li, R.R.; Su, M.L.; Xu, W.L.; Wang, Y.Q.; Journal of Chemical & Engineering Data 2007, 52, 863-865