A sterilized peritoneal dialysis solution comprising an acidic first liquid containing icodextrin and a second liquid containing 300 to 3,000 mg / L L-histidine and a pH adjusting agent, the first liquid Does not contain a pH adjuster, the pH of the first liquid after sterilization is 4.0 to 5.3, the pH of the second liquid after sterilization is 6.5 to 8.0, and the pH after sterilization is A peritoneal dialysis solution having a pH of 6.5 to 7.5 after mixing the first solution and the second solution.イコデキストリンを含有する酸性の第１液と、３００～３，０００ｍｇ／ＬのＬ－ヒスチジン及びｐＨ調整剤を含有する第２液とからなる滅菌された腹膜透析液であって、前記第１液には、ｐＨ調整剤を含有せず、滅菌後の前記第１液のｐＨが４．０～５．３、滅菌後の前記第２液のｐＨが６．５～８．０、滅菌後に第１液と第２液を混合した後のｐＨが６．５～７．５である腹膜透析液。
