Barium chloride

inorganic compound

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synonym BaCl2 (BaCl2) generally refers to barium chloride

This entry is made by Compilation and application of scientific encyclopedia entries of "Science Popularization China" to examine.

Barium chloride is an inorganic compound, chemical formula BaCl two It is a white crystal, easy to dissolve in water, slightly soluble in hydrochloric acid and nitric acid, difficult to dissolve in ethanol and ether, easy to absorb moisture, commonly used as analytical reagent, dehydrating agent, raw material for barium salt production, and used in electronics, instrumentation, metallurgy and other industries.

Chinese name: Barium chloride^[2]
Foreign name: Barium Chloride^[2]
chemical formula: BaCl two^[2]
molecular weight: two hundred and eight point two three three^[2]
CAS login number: 10361-37-2^[2]
EINECS login number: 233-788-1^[2]
Melting point: 960 ℃^[2]

Boiling point: 1560 ℃^[2]
Water solubility: soluble
Density: 3.856 g/cm³^[2]
Appearance: White crystalline powder
Security description: S45^[2]
Hazard symbol: T^[2]
Hazard description: R20；R25^[2]
UN dangerous goods number: one thousand five hundred and sixty-four^[2]

catalog

four Ecological data
five purpose
six Storage and transportation conditions

Physical and chemical properties

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Density: 3.856g/cm three

Melting point: 960 ℃

Boiling point: 1560 ℃

Appearance: white crystalline powder

Solubility: soluble in water, insoluble in acetone and ethanol, slightly soluble in acetic acid and sulfuric acid^[2]

Calculate chemical data

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Reference value for drainage parameter calculation (XlogP): None

Number of hydrogen bond donors: 0^[2]

Number of hydrogen bond receptors: 2^[2]

Number of rotatable chemical bonds: 0^[2]

Number of tautomers: none

Topological molecular polar surface area: 0^[2]

Number of heavy atoms: 3^[2]

Surface charge: 0^[2]

Complexity: 0^[2]

Number of isotope atoms: 0^[2]

Determine the number of atomic structure centers: 0^[2]

Number of uncertain atomic structure centers: 0^[2]

Determine the number of chemical bond structure centers: 0^[2]

Number of uncertain chemical bond structure centers: 0^[2]

Number of covalent bond units: 3^[1]

toxicology data

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Acute toxicity LD fifty : 118mg/kg (rat oral)^[1]

Ecological data

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Ecotoxicity LC fifty :>76.9mg/L (48h) (medaka)^[1]

purpose

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It is mainly used for metal heat treatment, barium salt manufacturing, electronic instruments, and also used as heat treatment agent in machining. Determination of sulfate and selenate, chromatographic analysis, drop analysis and determination of platinum, water softener. Fabric dyeing.

Storage and transportation conditions

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Store in a cool and ventilated warehouse. Keep away from kindling and heat sources. Packing and sealing. It shall be stored separately from oxidants, acids and edible chemicals, and mixed storage is strictly prohibited.