About ITO JUN'ICHI
About MIYAKE TAKANORI
About KOMATA MASASHI
About 日本化学会誌
About metallic element
About rubeanic acid
About Physical analysis of water pollutants
About Physical methods of separation methods
About Heavy metals and their compounds in general
About ルベアン酸
About 塩
About メンブランフィルター
About 濃縮
About 灰化
About 原子吸光法
About 河川水
About 銅
About ニッケル
About コバルト
About カドミウム
About 定量