Paint, Boat Paint, Building Coating, Car Paint, Furniture Pa... Aluminium Hydroxide ItermsSpecsAl(OH)399.86% minAl2O364.5% minSiO20.05% maxFe2O30.03% maxNa2O0.40% maxL.O.I35% maxWhiteness96minPH7.5-8.5Moisture0.2% maxParticle Size45 umwater absorption6.5ml/20g max Application:Aluminum Hydroxide (Al (OH)3) is white powder, good mobility and high whiteness etc.it also can prevent smoke, anti-drip ...