Active Pharmaceutical Magnesium Oxide PHRA50
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Product Description
Product
Active Pharmaceutical Magnesium Oxide PHRA50
CAS
1309-48-4
Formula
MgO
Synonym
Magnesium Oxide; Magnesium oxide (MgO); Magnesium oxide (CI 77711)
Typical Product Specifications
Density
3.65-3.75
Very Soluble
in water
Particle Size: Passes 325 mesh (wet Sieve)
99.0% min
Melting Point
2800 c
Iron as Fe
0.05% max
Sulphate as SO4
0.50% max
Free Alkali
2 ml
Soluble Salts
2% max
Magnesium Oxide as MgO (ignited basis)
96.0 - 100.5%
Identification
positive test for magnesium
Loss on Ignition
10.0% max
Acid insoluble substances
0.1% max
Calcium as Ca
1.10% max
Heavy Metals, as Pb
20 ppm max
Lead as Pb
4 ppm max
Arsenic, as As
3 ppm max
Chloride as Cl
0.1% max
Bulk Density, tapped
0.35 - 0.55 gr/cc
Surface area (BET)
40 - 70 m2/gr
Insolubility
in alcohol
Odor
wh. powd. or cryst., odorless
Molecular weight
40.31
Solubility
dil. acids, ammonium salt solns.
Boiling Point
3600 c
Notes
An active magnesia for use in the manufacture of rubber and plastic items for medical purposes as well as for mineral supplements, as food additive for color retention and pH modification and the production of pharmaceutical grade magnesium derivatives. PHRA50 meets the requirements of US Pharmacopoeia (32nd Edition) NF 27/.
Use: ABSORBENT, BUFFERING, OPACIFYING
Class
Magnesium Compounds , Inorganic Chemicals: Nitrates, Phosphates, Oxides & more , Specialty Chemicals
Industry
Active Pharmaceutical Magnesium Oxide PHRA50
Product Description
Product
Active Pharmaceutical Magnesium Oxide PHRA50
CAS
1309-48-4
Formula
MgO
Synonym
Magnesium Oxide; Magnesium oxide (MgO); Magnesium oxide (CI 77711)
Typical Product Specifications
Density
3.65-3.75
Very Soluble
in water
Particle Size: Passes 325 mesh (wet Sieve)
99.0% min
Melting Point
2800 c
Iron as Fe
0.05% max
Sulphate as SO4
0.50% max
Free Alkali
2 ml
Soluble Salts
2% max
Magnesium Oxide as MgO (ignited basis)
96.0 - 100.5%
Identification
positive test for magnesium
Loss on Ignition
10.0% max
Acid insoluble substances
0.1% max
Calcium as Ca
1.10% max
Heavy Metals, as Pb
20 ppm max
Lead as Pb
4 ppm max
Arsenic, as As
3 ppm max
Chloride as Cl
0.1% max
Bulk Density, tapped
0.35 - 0.55 gr/cc
Surface area (BET)
40 - 70 m2/gr
Insolubility
in alcohol
Odor
wh. powd. or cryst., odorless
Molecular weight
40.31
Solubility
dil. acids, ammonium salt solns.
Boiling Point
3600 c
Notes
An active magnesia for use in the manufacture of rubber and plastic items for medical purposes as well as for mineral supplements, as food additive for color retention and pH modification and the production of pharmaceutical grade magnesium derivatives. PHRA50 meets the requirements of US Pharmacopoeia (32nd Edition) NF 27/.
Use: ABSORBENT, BUFFERING, OPACIFYING
Class
Magnesium Compounds , Inorganic Chemicals: Nitrates, Phosphates, Oxides & more , Specialty Chemicals
Industry
