Solubility of Some Nitrates in Aqueous Solution(VII) Phase Equilibrium of Ammonium Nitrate-Hydrazinium Nitrate-Sodium Nitrate-Water System(*in Japanese)硝酸塩の溶解度（第7報） 硝酸アンモニウム―硝酸ヒドラジン―硝酸ナトリウム―水系の相平衡
Yasutake HARA, Hiroshi ABE, Hidetsugu NAKAMURA, Yoshikazu HIROSAKI, Koji EDAMURA and Hideyo OSADA原 泰毅, 安部浩志, 中村英嗣, 廣崎義一, 枝村康司, 長田英世
