Barium carbonate

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Other names/abbreviations:

Witherite

Formula:	BaCO3
CAS-Number:	513-77-9
EINECS-Number:	208-167-3

Chemical properties

Solubility
Water: 0.02 g/L (20 °C) [1]

Safety

Symbol: Xn
R-phrases: 22
S-phrases: 24/25

Physical properties

Appearance
	Physical state @ 20°C:	Solid [1]
	Color:	White [1]
	Odor:	Odourless [1]

Bulk properties
	Molecular weight (g/mol):	197.35 [1]
	Melting point (°C):	> 1450 [1]
	Thermal decomposition (°C):	Above melting point [1]
	Density (g/cm3):	4.43 (20 °C) [1]

Misc.
	Vapour pressure (Pa):	6700 (20 °C) [1] 51300 (50 °C) [1]

References

1: Merck. ChemDAT The Merck Chemical Database Ver. 1.1.5

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© Michael Pilgaard
Created: October 27, 2008