Cobalt(II) bromide hydrate

CAS Number 85017-77-2
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Cobalt(II) bromide hydrate

MDL: MFCD00661152
EINECS: 232-166-7

Chemical Properties

Formula: Br2Co•xH2O  Melting point: 47-48° dec.
Formula weight: 218.75(anhy)  Density: 2.46
Form: Crystalline Granular Sensitivity: Hygroscopic


Hygrometers, catalysts


m.p. 100° -4H2O, 130° -6H2O

GHS Hazard and Precautionary Statements

Hazard Statements : H351-H302-H315-H319-H317-H335

Suspected of causing cancer. Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause an allergic skin reaction. May cause respiratory irritation.

Precautionary Statements : P261-P280-P281-P305+P351+P338-P405-P501A

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. Use personal protective equipment as required. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Harmful or IrritantHealth Hazard

Other References

Merck: 14,2435
Harmonized Tariff Code: 2827.59
RTECS: GF9595000


  • B22031

    Cobalt(II) chloride, anhydrous, 97%
  • 23119

    Cobalt(II) iodide, anhydrous, 99.5% (metals basis)
  • A10104

    Mesitaldehyde, 98%
  • A10531

    Lithium chloride, anhydrous, 98+%
  • A10739

    Benzophenone, 99%
  • A10821

    1-Bromopentane, 99%

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