Alumina,ATH,surface coated ATH, H-Wf-1st, Aluminium hydroxide, flame retardant,artifical marble,toothpaste abradant,flame retardant,Artificial Onyx Filler, etc,

Regarding Aluminium Hydroxide for artifical marble,toothpaste abradant,flame retardant,Artificial Onyx Filler, etc,spec:

Physical properties :
Appearance: White powder 
Molecular formula: Al(OH)3  
Molecular Weight: 78.0                                
CAS No.: 21645-51-2
Bulk Density(g/cm3):Loosed: 1.1
                   Packed: 1.3
Density(g/cm3): 2.42
Shelf life: Longer than 2 years.

chemical properties :
Al(OH)3: 99.6% min.
SiO2: 0.05% max.
Fe2O3: 0.02% max.
Na2O: 0.2% max.
L.O.I.: 35% max.
Moisture: 0.2% max.
PH: 7.5~10
Whiteness:95% min.
Particle Size:D50: 22~28um