precipitation aluminium hydroxide for cable aluminium hydroxide hffr compound,precipitation alumina trihydrate synonyms hydrated alumina; alumina hydrate; alumina trihydrate;  ath; aluminum hydrate; aluminum trihydrate; alhydrogel; superfos; amphogel; aluminum (iii) hydroxide; amorphous alumina; trihydrated alumina; trihydroxyaluminum;   aluminium hydroxide for filler,spec as follow: al(oh)3: 99.5% min. sio2: 0.08% max. fe2o3: 0.02% max. na2o: 0.3% max. l.o.i.: 35% max. ph: 7.5~9.8 moisture: 0.5% max. adsorption(ml/100g): 55 max. whiteness:97% min. particle size:d50: 1um max.  + 200 mesh: 0%  + 325 mesh: 0.1% max. packing: in 20 kgs bags with pallet.