{"id":9716,"date":"2023-03-08T08:02:33","date_gmt":"2023-03-08T08:02:33","guid":{"rendered":"https:\/\/masterchem.lv\/?post_type=product&#038;p=9716"},"modified":"2023-04-18T07:07:57","modified_gmt":"2023-04-18T07:07:57","slug":"magnesium-oxide-cas-1309-48-4","status":"publish","type":"product","link":"https:\/\/masterchem.lv\/en\/product\/magnesium-oxide-cas-1309-48-4\/","title":{"rendered":"Magnesium oxide (CAS 1309-48-4)"},"content":{"rendered":"<p><strong>Information<\/strong><\/p>\n<p>Industries: Glass and ceramics, Pharmaceutical industry, Feed industry, Building chemistry<br \/>\nCAS number: 1309-48-4<br \/>\nWE number: 215-171-9<br \/>\nChemical formula: MgO<br \/>\nMolar mass: 40,3 g\/mol<br \/>\nCustoms tariff code: 25199010<\/p>\n<p><strong>Other physical properties<\/strong><br \/>\nMelting \/ freezing point: 2800\u00b0C<br \/>\nBoiling point \/ range: 3600\u00b0C (1000 hPa)<br \/>\nRelative density: 3,58 g\/cm3 (20\u00b0C )<br \/>\nSolubility in water: 0,006 g\/100 ml (20\u00b0C )<\/p>\n","protected":false},"excerpt":{"rendered":"<p><strong>Magnesium oxide (CAS 1309-48-4)<\/strong><\/p>\n<p>Magnesium oxide (MgO), or magnesia, is a white hygroscopic solid mineral that occurs naturally as periclase and is a source of magnesium (see also oxide). It has an empirical formula of MgO and consists of a lattice of Mg2+ ions and O2\u2212 ions held together by ionic bonding. Magnesium hydroxide forms in the presence of water (MgO + H2O \u2192 Mg(OH)2), but it can be reversed by heating it to remove moisture.<\/p>\n<p>Magnesium oxide was historically known as magnesia alba (literally, the white mineral from Magnesia \u2013 other sources give magnesia alba as MgCO3), to differentiate it from magnesia negra, a black mineral containing what is now known as manganese.<\/p>\n<p>While &#8220;magnesium oxide&#8221; normally refers to MgO, magnesium peroxide MgO2 is also known as a compound. According to evolutionary crystal structure prediction, MgO2 is thermodynamically stable at pressures above 116 GPa (gigapascals), and a semiconducting suboxide Mg3O2 is thermodynamically stable above 500 GPa. Because of its stability, MgO is used as a model system for investigating vibrational properties of crystals.<\/p>\n","protected":false},"featured_media":9750,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"product_brand":[],"product_cat":[167,88,74,80,101],"product_tag":[],"class_list":{"0":"post-9716","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-all-goods","7":"product_cat-building-industry","8":"product_cat-feed-industry","9":"product_cat-glass-and-ceramics","10":"product_cat-pharmaceuticals","12":"first","13":"instock","14":"taxable","15":"shipping-taxable","16":"purchasable","17":"product-type-variable","18":"has-default-attributes"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Magnesium oxide (CAS 1309-48-4) - \u0136\u012bmija r\u016bpniec\u012bbai &mdash; 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