Aluminium Hydroxide; Hydrated Alumina 64.5%min, 99.6%min Al2(OH)3 package and particle size ... : Al(OH)3 Apperance : Powder Whiteness : 95%MINPurity : 99.6Min 2.Index of Al(OH)3 Al(OH)399 ... fabric, mordant, filler of rubber, and water purifying agent;6, serves as a kind of filling fire retardant;7, ... Aluminium Hydrate; Alumina Trihydrate; Hydrated Alumina 64.5%min, 99.6%min Al2(OH)3 CAS NO. 21645-51-2