Pharmaceutical Grade Magnesium Oxide HA4
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Product Description
Product
Pharmaceutical Grade Magnesium Oxide HA4
CAS
1309-48-4
Formula
MgO
Synonym
Typical Product Specifications
Density
3.65-3.75
Very Soluble
in water
Melting Point
2800 c
Identification
positive test for Magnesium
Magnesium Oxide as MgO (ignited basis)
96.0 - 100.5%
Free Alkali
2 ml max
Soluble Salts
2% max
Calcium as Ca
1.10% max
Iron as Fe
0.05% max
Chloride as Cl
0.1% max
Lead as Pb
0.3 ppm max
Bulk Density (untapped)
0.20 - 0.55 gr/cc
Particle Size: Passes 325 mesh (wet Sieve)
99.0% min
Loss on Ignition
10% max
Acid insoluble substances
0.1% max
Heavy Metals, as Pb
20 ppm max
Sulphate as SO4
1.00% max
Arsenic, as As
3 ppm max
Insolubility
in alcohol
Odor
wh. powd. or cryst., odorless
Molecular weight
40.31
Solubility
dil. acids, ammonium salt solns.
Boiling Point
3600 c
Notes
For use in the manufacture of antacid preparations and mineral supplements, and in the production of pharmaceutical grade magnesium derivatives. HA4 meets the requirements of Current US Pharmacopoeia
Use: ABSORBENT, BUFFERING, OPACIFYING
Class
Industry
Functions
Pharmaceutical Grade Magnesium Oxide HA4
Product Description
Product
Pharmaceutical Grade Magnesium Oxide HA4
CAS
1309-48-4
Formula
MgO
Synonym
Typical Product Specifications
Density
3.65-3.75
Very Soluble
in water
Melting Point
2800 c
Identification
positive test for Magnesium
Magnesium Oxide as MgO (ignited basis)
96.0 - 100.5%
Free Alkali
2 ml max
Soluble Salts
2% max
Calcium as Ca
1.10% max
Iron as Fe
0.05% max
Chloride as Cl
0.1% max
Lead as Pb
0.3 ppm max
Bulk Density (untapped)
0.20 - 0.55 gr/cc
Particle Size: Passes 325 mesh (wet Sieve)
99.0% min
Loss on Ignition
10% max
Acid insoluble substances
0.1% max
Heavy Metals, as Pb
20 ppm max
Sulphate as SO4
1.00% max
Arsenic, as As
3 ppm max
Insolubility
in alcohol
Odor
wh. powd. or cryst., odorless
Molecular weight
40.31
Solubility
dil. acids, ammonium salt solns.
Boiling Point
3600 c
Notes
For use in the manufacture of antacid preparations and mineral supplements, and in the production of pharmaceutical grade magnesium derivatives. HA4 meets the requirements of Current US Pharmacopoeia
Use: ABSORBENT, BUFFERING, OPACIFYING
Class
Industry
Functions
