It is well known that the preparing process of the PSC adduct is based on the phase diagram of the quaternary system: Na2SO4+ NaCl + H2O2+ H2O.

• 在此基础上，应用Pitzer模型对Na_2SO_4-H_2O_2-NaCl-H_2O四元体系及其所包含的三元子体系Na_2SO_4-NaCl-H_2O、N助50;