Barium chloride is an inorganic compound with the formula BaCl2. It is one of the most common water-soluble salts of barium. Like most other water-soluble barium salts, it is a white powder, highly toxic, and imparts a yellow-green coloration to a flame.
It is also hygroscopic, converting to the dihydrate BaCl2·2H2O, which are colourless crystals with a bitter salty taste. It has limited use in the laboratory and industry.
Barium chloride info:
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Identifiers | |
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3D model (JSmol)
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RTECS number |
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UN number | 1564 |
Properties | |
BaCl2 | |
Molar mass | 208.23 g/mol (anhydrous) 244.26 g/mol (dihydrate) |
Appearance | White powder, or colourless or white crystals (anhydrous) Colourless rhomboidal crystals (dihydrate) |
Odor | Odourless |
Density | 3.856 g/cm3 (anhydrous) 3.0979 g/cm3 (dihydrate) |
Melting point | 962 °C (1,764 °F; 1,235 K) (960 °C, dihydrate) |
Boiling point | 1,560 °C (2,840 °F; 1,830 K) |
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Solubility | Soluble in methanol, insoluble ethyl acetate, slightly soluble in hydrochloric acid and nitric acid, very slightly soluble in ethanol. The dihydrate of barium chloride is soluble in methanol, almost insoluble in ethanol, acetone and ethyl acetate. |
−72.6·10−6 cm3/mol | |
Structure | |
PbCl2-type orthorhombic (anhydrous) monoclinic (dihydrate) |
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Thermochemistry | |
Std molar
entropy (S⦵298) |
123.9 J/(mol·K) |
Std enthalpy of
formation (ΔfH⦵298) |
−858.56 kJ/mol |
Details:
CAS No.: | 10361-37-2 | Model NO. | 10361-37-2 |
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Formula: | Bacl2 | Grade Standard | Industrial Grade |
EINECS: | 233-788-1 |
Boiling Point
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1560 |
Certification: | CE, RoHS, ISO | Melting Point | 963 |
Purity: | ≥99% | Transport Package | Bag/Barrel |
Type: | Calcium Chloride | Specification | 3.856 g/cm³ |
Origin | China | HS Code | 2827392000 |
Production Capacity | 1000000ton/Year | Package | 500kg or 25kg |
Shipping: | Promote shipping usually 7--14 days after receiving TT deposit or LC Original. | Dangerous package commodity inspection certificate | 20 work-day/ every time |