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Boron (B)-Powder, amorphous

Boron (B)-Powder, amorphous

CAS: 7440-42-8
Molecular Formula: B
Purity: 90%
Products Code: 0501PD
Specification Model: - 325 mesh
Hazardous Class: Class 4.1
EINECS No.: 231-151-2
UN No.: UN3178
Package Class: PG III
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Boron (B)-Powder, amorphous introduce:



Boron is a chemical element with the symbol B and atomic number 5. Boron has two allotropes: crystalline boron is a glossy gray crystal that is nearly as hard as diamond but extremely brittle;The other boron is a dark brown powder.

Phase at STP:solid


Melting point:2349 K (2076 °C, 3769 °F)

Boiling point:4200 K (3927 °C, 7101 °F)

Density when liquid (at m.p.):2.08 g/cm3

Heat of fusion:50.2 kJ/mol

Heat of vaporization:508 kJ/mol

Molar heat capacity:11.087 J/(mol·K)




Mainly used in the production of borax, boric acid and boron compounds and the element boron, is metallurgy, building materials, machinery, electrical appliances, chemical industry, light wool, nuclear industry, medicine, agriculture and other important raw materials.
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