Detailed Product Description Items Index Al(OH)3 Composition Al(OH)3 % / Al2O3% 64.5 SiO2 % 0.02 Fe2O3 % 0.02 NaO2 % 0.4 pH 20.0g/100ml / Particle Size D50 um / +100 mesh % / +325 mesh % 3.1 Whiteness Wb% 70 Oil absorption rate ml/100g / Bount Water % 14. Our aluminum hydroxide is used on producing of alumina. 2.5 or 5.0 MT/Bag.