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Calcium , Ca
Calcium is a versatile alkaline earth metal crucial for construction, agriculture, and biological functions. It is widely used in producing cement and concrete, enhancing soil quality, and supporting bone health. With its good electrical conductivity and reactivity, calcium also plays a role in manufacturing glass and ceramics.
Testbourne provides high-quality calcium products, ensuring reliable materials for scientific research and industrial applications.
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Custom EnquiryCa Pieces <3mm 99.5% Pure
Calcium
Ca Pieces 3-6mm 99.9% Pure
Calcium
Ca3(AsO4) Pieces 2 - 6mm & smaller 99% Pure
Calcium Arsenide
CaF2 Pieces 3-6mm (melted) 99.95% Pure
Calcium Fluoride
CaSiO3 Pieces 3-12mm (Fused) 99% Pure
Cacium Silicate
Ca Granules 1-8mm 99.5% Pure (packed under inert gas)
Calcium
CaF2 Pieces 3-6mm crystalline shape 99.99% Pure
Calcium Fluoride
CaF2 -100 Mesh 99.995% Pure
Calcium Fluoride
CaF2 -150 +325 Mesh (natural fluorspar) 98% Pure
Calcium Fluoride
CaF2 -325 Mesh (typ. =10 microns) 99.95% Pure
Calcium Fluoride
CaF2 -325 Mesh (typ. =10 microns) 99.9% Pure
Calcium Fluoride
Ca3N2 -200 Mesh 99% Pure
Calcium Nitride
4.3 UN2813 PG I
CaO -325 Mesh (typ =10 microns) 99.9% Pure
Calcium Oxide
8 UN1910 PG II
CaO -325 Mesh (typ =10 microns) 99.9% Pure
Calcium Oxide
8 UN1910 PG II
CaSe Powder -20 Mesh 99.5% Pure
Calcium Selenide
6.1 UN3283 PG III
CaS Powder -325 Mesh 99.9% Pure
Calcium Sulphide
4.3 UN3132 PG I
CaS Powder -325 Mesh (typ. =10 Microns) 99% Pure
Calcium Sulphide
4.3 UN3132 PG I
CaTe Powder -20 Mesh 99.5% Pure
Calcium Telluride
CaTeO4 Powder -100 Mesh 99% Pure
Calcium Tellurate
CaF2 Powder 40 Microns 99.9% Pure
Calcium Fluoride
CaF2 Powder 75 Microns 99.98% Pure
Calcium Fluoride
CaO Powder <100 Nano Metres 99.9% Pure min
Calcium Oxide
8 UN1910 PG III
CaF2 Rod 6mm dia. x 100mm long 99.9% Pure
Calcium Fluoride
Calcium Ca, Available purities 99.5%, 99.9% & 99.99%
Calcium Fluoride CaF2,
Available purities 99.9% & 99.99%
Calcium oxide CaO,
Available purities 99.9% & 99.99%
Calcium Vanadium oxide CaVO3,
Available purity 99.9%
Calcium Cobalt oxide Ca3Co4,
Available purity 99.9%
Hydroxyapatite Ca10(PO4)6(OH)2,
Available purity 99.9%
Hydroxyapatite Ca5(PO4)3OH,
Available purity 99.9%
Calcium Manganese oxide CaMn03,
Available purity 99.9%
Calcium-Copper-Titanium oxide - CaCu3Ti4O12,
Available purity 99.9%
Calcium-Titanium oxide CaTiO3,
Available purity 99.9%
Calcium oxide-Aluminium oxide 12CaO-7Al2O3,
Available purity 99.9%
Calcium carbonate CaCO3,
Available purity 99.9%
Calcium Chromium oxide CaCr2O3,
Available purity 99.9%
CaF2 TRG 50.8mm dia. x 6.35mm Tk 99.9% Pure
Calcium Fluoride
CaF2 TRG 101.6mm dia. x 6mm Tk 99.99% Pure
Calcium Fluoride
CaF2 TRG 25.4mm dia. x 6.35mm Tk 99.99% Pure
Calcium Fluoride
CaO TRG 50.8mm dia x 6.35mm Tk 99.99% Pure
Calcium oxide
CaO TRG 76.2mm dia. x 8mm Tk 99.9% Pure
Calcium oxide
Overview
Calcium (chemical symbol Ca) is a soft, silvery-white alkaline earth metal that is essential for various biological and industrial processes. It is the fifth most abundant element in the Earth's crust and is primarily obtained from minerals such as limestone, gypsum, and fluorite. Calcium plays a crucial role in numerous applications, ranging from construction materials to biological functions, making it a versatile and valuable element.
Properties
Calcium has several distinctive properties that influence its uses. It has an atomic number of 20 and an atomic mass of 40.08 u. With a density of 1.54 g/cm³, calcium is relatively light compared to other metals. It has a melting point of 842 °C and a boiling point of 1,548 °C. Calcium is a good conductor of electricity and heat and reacts readily with water to form calcium hydroxide and hydrogen gas. It also reacts with oxygen to form calcium oxide, a compound used in various industrial processes. The metal is relatively soft and can be cut with a knife, but it tarnishes quickly in air due to its reactivity.
Applications and Uses
Calcium is widely used in the construction industry, where it is a key component of cement and concrete. Calcium carbonate, derived from limestone, is used to produce quicklime and hydrated lime, which are essential for constructing durable structures and for various chemical processes. In agriculture, calcium compounds are used to improve soil quality and provide essential nutrients to crops.
In addition to its industrial applications, calcium is vital for biological processes. It is a crucial element for maintaining healthy bones and teeth in humans and other animals. Calcium supplements are commonly used to support bone health and treat conditions such as osteoporosis. The element is also involved in various physiological functions, including muscle contraction and nerve transmission.
Calcium compounds are employed in a variety of other applications, including the production of glass and ceramics, where they improve the material’s properties. In the chemical industry, calcium is used in the manufacture of calcium carbide and calcium hypochlorite, which are important in producing acetylene gas and disinfectants, respectively.
Safety and Handling
Calcium is generally safe to handle, but its reactivity with water and air requires proper storage to prevent moisture exposure. In its pure form, calcium should be stored in a sealed container to avoid oxidation and reaction with moisture. Standard safety precautions should be followed when handling calcium compounds to ensure safe and effective use.
Summary
Calcium is a versatile alkaline earth metal essential in construction, agriculture, and biological processes. Its properties, such as good electrical conductivity and reactivity with water, make it valuable for producing cement, improving soil quality, and supporting bone health. Testbourne offers high-quality calcium products, ensuring reliable materials for both scientific and industrial applications.