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CAS No.: 1309-48-4 
Molecular Formula: MgO
Molecular Weight: 40.30
Melting Point: 285 ℃
Boiling Point: 3600 ℃
Appearance: White or yellowish-white amorphous powder, tasteless and odorless.
Magnesium Oxide Active
1)MgO%:92Min
2)CaO%:1.0Max
3)Insoluble in HCL solution%:0.10Max
4)Screening Residues (75um mesh)%:0.10Max
5)Fe%:0.05Max
6)Mn%:0.003Max
7)Cl%:0.20Max
8)Loss%:6.0Max
9)Accumulation Density (g/ml):0.20Max
Magnesium Oxide Light 
1)MgO%:92Min
2)CaO%:2.0Max
3)Screening Residues (75um mesh)%:0.05Max
4)Fe%:0.10Max
5)Cl%:0.03Max
6)Loss%:5.5Max
7)Accumulation Density (g/ml):0.25Max
Magnesium Oxide Dense 
1)MgO%:90.0Min
2)CaO%:2.5Max
3)Fe%:1.0Max
4)Insoluble in HCL solution%:2.0Max
5)Screening Residues (75um mesh)%:2.0Max
6)Loss on Ignition%:5.0Max
7)Accumulation Density (g/ml):0.7Max
Magnesium Oxide Feed Grade
1)MgO%:90Min
2)Mg%:53Min
3)CaO%2.0Max
4)SiO2%2.5Max
5)Fe2O3%1.0Max
6)Al2O3%0.5Max
7)Pb%0.004Max
8)As%0.002Max
9)Hg:0.5ppm Max
10)F%:0.2Max
11)Cd%:0.001Max
Usage: Used as a PDP protective film, PDP fluorecent materials, ceramics materials, glass raw materials, coating,
electrical insulation materials and product additive.
Packing:25 / 50 kg  PP Bag, 22MT/20'FCL.
H.S. Code: 2519909100