High purity inorganic chemicals for the pharmaceutical, aerospace, R&D, and electronic industries.

  Barker Reinvents the Possible

Magnesium Oxide Powder, High Purity Grade



Assay: ≥95.0%
Assay: ≥95.0% MgO
Insoluble Matter: 0.02% max.
Water-soluble substances: 0.4% max.
Loss on ignition: 2.0% max.
Ammonium hydroxide precipitate: 0.02% max.
Chloride (Cl): 0.01% max.
Nitrate (NO3): 0.005% max.
Sulfate and sulfite(as SO4): 0.02% max.
Barium (Ba): 0.005% max.
Calcium (Ca): 0.05% max.
Heavy Metals: 0.003% max.
Iron (Fe): 0.01% max.
Potassium (K): 0.005% max.
Sodium (Na): 0.5% max.
Strontium (Sr): 0.005% max.