Magnesium Oxide
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

MgO%	92Min
CaO%	1.0Max
Insoluble in HCL solution%	0.10Max
Screening Residues (75um mesh)%	0.10Max
Fe%	0.05Max
Mn%	0.003Max
Cl%	0.20Max
Loss%	6.0Max
Accumulation Density (g/ml)	0.20Max

Magnesium Oxide Light

MgO%	92Min
CaO%	2.0Max
Screening Residues (75um mesh)%	0.05Max
Fe%	0.10Max
Cl%	0.03Max
Loss%	5.5Max
Accumulation Density (g/ml)	0.25Max

Magnesium Oxide Dense

MgO%	90.0Min
CaO%	2.5Max
Screening Residues (75um mesh)%	2.0Max
Fe%	1.0Max
Insoluble in HCL solution%	2.0Max
Loss on Ignition%	5.0Max
Accumulation Density (g/ml)	0.7Max

Magnesium Oxide Feed Grade

MgO%	90.0Min
Mg%	53Min
CaO%	2.0Max
SiO2%	2.5Max
Fe2O3%	1.0Max
Al2O3%	0.5Max
Pb%	0.004Max
As%	0.002Max
Hg	0.5ppm Max
F%	0.2Max
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/20FCL.
H.S. Code: 2519909100