magnesium oxide

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magnesium oxide

A white powdery compound, MgO, having a high melting point (2,800°C), used in high-temperature refractories, electrical insulation, food packaging, antacids, cosmetics, and pharmaceuticals. Also called magnesia.

magnesium oxide

(Elements & Compounds) a white tasteless substance occurring naturally as periclase: used as an antacid and laxative and in refractory materials, such as crucibles and fire bricks. Formula: MgO. Also called: magnesia

mag•ne•sia

(mægˈni ʒə, -ʃə)

n.

a white tasteless substance, magnesium oxide, MgO, used in medicine as an antacid and laxative. Compare milk of magnesia.

[< New Latin]

mag•ne′sian, adj.

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Noun

magnesium oxide - a white solid mineral that occurs naturally as periclase; a source of magnesium

magnesia, periclase

atomic number 12, magnesium, Mg - a light silver-white ductile bivalent metallic element; in pure form it burns with brilliant white flame; occurs naturally only in combination (as in magnesite and dolomite and carnallite and spinel and olivine)

mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition

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Eight tenders for the supply of (a) 80 tons potassium chloride & 50 tons potassium sulfate, (b) 50 tons mono ammonium phosphate and 80 tons di ammonium phosphate, (c) 20 tons mono potassium phosphate, (d) 5 tons magnesium oxide, (e) 12 tons calcium carbonate, (f) 40 tons urea fertilizers, (g) 50,000 woven plastic sacks & (h) 10,000 printed plastic jericans.

Supply of (a) 80 tons potassium chloride & 50 tons potassium sulfate, (b) 50 tons mono ammonium phosphate and 80 tons di ammonium phosphate, (c) 20 tons mono potassium phosphate, (d) 5 tons magnesium oxide, (e) 12 tons calcium carbonate, (f) 40 tons urea

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Washington, July 22 (ANI): A team of scientists at the Berkeley Lab have produced non-toxic magnesium oxide nanocrystals that efficiently emit blue light and could also play a role in long-term storage of carbon dioxide (CO2), a potential means of tempering the effects of global warming.

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Magnesium hydroxide also functions as an excellent acid acceptor in a chlorinated polyethylene (CPE) non-peroxide, thiadiazole cure system, providing better scorch time, as well as faster cure than magnesium oxide, according to the company.