... 2818.30 SYNONYMS Hydrated alumina; Alumina hydrate; Alumina trihydrate; ATH; Aluminum hydrate; Aluminum trihydrate; Alhydrogel; Superfos; Amphogel; Aluminum ... DESCRIPTION Hydrated alumina, also known as alumina trihydrate (ATH), or simply hydrate, is more accurately chemically ... fabrics and in dentrifrices and antiperspirants Alumina,ATH,surface coated ATH, H-Wf-1st, Aluminium hydroxide, flame ...