About TANAKA TAKAKUNI
About MATSUZAWA ATSUO
About ISOTANI SHIN'ICHIRO
About WATANABE KAZUKI
About 三福工業
About KAWADA MAIKO
About 三福工業
About SAKAI HIROSHI
About titanium oxide
About apatite
About decolorization
About sterilization(disinfection)
About Escherichia coli
About light
About pellet
About waste water treatment
About nitrogen heterocyclic compound
About aromatic amine
About sulfonium
About sulfur heterocyclic compound
About polynuclear aromatic compound
About tertiary amine
About titanium oxide-apatite
About apatite
About Natural Light
About Chemical treatment of sewage and wastewater
About Other wastewater treatment and disposal
About Photochemistry in general
About Methylene blue
About チタン
About アパタイト
About 高分子
About 素材
About 脱色
About 殺菌
About 評価