CAS1309-48-4
FormulaMgO
SynonymSeawater magnesia, White charcoal, Magnesium oxide (MgO), Magnesium oxide (CI 77711)
Density3.65-3.75
Very Solublein water
Particle Size (US Std. Sieve)65 - 80% through 60 Mesh
Free Formaldehyde %(as 0.1 NH2SO4/g) : < 2.0 ml
Chlorides(as Cl) : < 0.1 %
Arsenic PPM< 3 ppm
Loss on ignition (550°C)<8 %
Soluble Salts< 1.0 %
Density (lbs/gal(US)@20°)0.9 - 1.2 g/cc
Acid Insoluble matter< 0.1 %
Lead(as Pb) : 0.3 ppm Max
SensoricWhite to off-white granular powder bulk
Calcium(as CaO) : < 1.0 %
Heavy Metals, as Pb< 20 ppm
MgO - Magnesium Oxide (%)98% - 100.5%
Iron(as Fe) : < 0.05 %
Sulfates(as SO4) : < 0.75 %
Insolubilityin alcohol
Melting Point2800 c
Odorwh. powd. or cryst., odorless
Molecular weight40.31
Solubilitydil. acids, ammonium salt solns.
Boiling Point3600 c
