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7440-70-2
Ca
2000ST
99.5%
2 inch dia x 0.25 inch th.
231-179-5
Class 4.3
UN1401
PG II
Characteristic
Calcium is a kind of chemical elements, the periodic table of the first Ⅱ group, the atomic number is 20.Calcium is a silver-white alkaline earth metal with moderate ductility and luster.Insoluble in benzene, slightly soluble in alcohol, soluble in acid, liquid ammonia.It is an alkaline earth metal, and its physical and chemical properties are similar to those of its heavier relatives, barium (Ba) and strontium (Sr).
Phase at STP:solid
Appearance：Dull gray, silver,with a pale yellow tint
Melting point:1115 K (842 °C, 1548 °F)
Boiling point:1757 K (1484 °C, 2703 °F)
Density (near r.t.):1.55 g/cm3
when liquid (at m.p.):1.378 g/cm3
Heat of fusion:8.54 kJ/mol
Heat of vaporisation:154.7 kJ/mol
Molar heat capacity:25.929 J/(mol·K)
Application
It can be used as deoxidizer of alloy and dehydrating agent of oil.
Characteristic
Calcium is a kind of chemical elements, the periodic table of the first Ⅱ group, the atomic number is 20.Calcium is a silver-white alkaline earth metal with moderate ductility and luster.Insoluble in benzene, slightly soluble in alcohol, soluble in acid, liquid ammonia.It is an alkaline earth metal, and its physical and chemical properties are similar to those of its heavier relatives, barium (Ba) and strontium (Sr).
Phase at STP:solid
Appearance：Dull gray, silver,with a pale yellow tint
Melting point:1115 K (842 °C, 1548 °F)
Boiling point:1757 K (1484 °C, 2703 °F)
Density (near r.t.):1.55 g/cm3
when liquid (at m.p.):1.378 g/cm3
Heat of fusion:8.54 kJ/mol
Heat of vaporisation:154.7 kJ/mol
Molar heat capacity:25.929 J/(mol·K)
Application
It can be used as deoxidizer of alloy and dehydrating agent of oil.
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