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Chromium difluoride Structure

Chromium difluoride

Chemical Properties

Melting point 1100 °C
Boiling point 1300 °C
Density  4,11 g/cm3
Flash point >1300°C
storage temp.  -20°C
solubility  slightly soluble in H2O; insoluble in ethanol
form  Powder
Specific Gravity 4.11
color  green
Water Solubility  insoluble
Sensitive  Hygroscopic
Merck  14,2245
crystal system Monoclinic
Space group P21/n
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.4730.4720.3519096.5900.0777
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3; TWA 0.5 mg/m3; TWA 2.5 mg/m3
CAS DataBase Reference 10049-10-2(CAS DataBase Reference)
FDA UNII 53XZY98IXY
NIST Chemistry Reference Chromium difluoride(10049-10-2)

Safety

Symbol(GHS) GHS hazard pictogramsGHS hazard pictograms
Signal wordDanger
Hazard statements H302+H312+H332-H314
Precautionary statements P260-P271-P280
Hazard Codes  C
Risk Statements  34-20/21/22
Safety Statements  26-27-28-36/37/39-45-25
RIDADR  UN 3260 8/PG 2
WGK Germany  3
3-9
Hazard Note  Corrosive/Hygroscopic
HazardClass  8
PackingGroup  II
HS Code  2826199090
NFPA 704:
0
3 1

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Chromium difluoride Chemical Properties,Usage,Production

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