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Barium bromide dihydrate (BaBr2•2H2O)-Crystalline

Barium bromide dihydrate (BaBr2•2H2O)-Crystalline

CAS: 7791-28-8</br>Molecular Formula: BaBr2•2H2O</br>Purity: 99.3%</br>Products Code: TR5635080100CY</br>Specification Model: - 100 mesh</br>Hazardous Class: Class 6.1</br>EINECS No.: 234-140-0</br>UN No.: UN1564</br>Package Class: PG III
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Barium bromide dihydrate (BaBr2•2H2O)-Crystalline introduce:

Characteristic




Barium bromide is the chemical compound with the formula BaBr2. Like barium chloride, it dissolves well in water and is toxic.




Chemical formula:BaBr2 (anhydrous);BaBr2·2H2O (dihydrate)

Molar mass:297.14 g/mol

Appearance:White solid

Density:4.78 g/cm3 (anhydrous);3.58 g/cm3 (dihydrate)

Melting point:857 °C (1,575 °F; 1,130 K)

Boiling point:1,835 °C (3,335 °F; 2,108 K)

Solubility in water:92.2 g/100 mL (0°C)

Magnetic susceptibility (χ):-92.0·10−6 cm3/mol

Crystal structure:orthorhombic, oP12




Application




Barium bromide is a precursor to chemicals used in photography and to other bromides.

Historically, barium bromide was used to purify radium in a process of fractional crystallization devised by Marie Curie. Since radium precipitates preferentially in a solution of barium bromide, the ratio of radium to barium in the precipitate would be higher than the ratio in the solution.

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