... unsaturated polyester fiber glass,EVA,PE,PVC . Aluminium hydroxide is a colorless,odorless,non-toxic white powder. ... 78,density is 2.42g/cm3,and hadness is 3.0,it is not soluble in water ,ethnol ... inorganic acid and base (like hydrochloric acid, sodium hydroxide etc) our product has the properties of good liquidity ... hardness,good compatibility and stability. aluminium hydroxide powder for pvc and rubber