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Zinc fluoride Structure

Zinc fluoride

Chemical Properties

Melting point 872 °C (lit.)
Boiling point 1500 °C
Density  4.95 g/mL at 25 °C (lit.)
vapor pressure  1 mm Hg ( 970 °C)
Flash point 1500°C
solubility  Sparingly soluble in hydrochloric acid, nitric acid, and ammonium hydroxide.
form  powder
Specific Gravity 4.95
color  White to beige to light brown
Water Solubility  SLIGHTLY SOLUBLE
Sensitive  Hygroscopic
Crystal Structure Rutile type
crystal system square
Merck  14,10136
Solubility Product Constant (Ksp) pKsp: 1.52
Space group P42/mnm
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
0.470340.470340.313359090900.0693
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3
Stability hygroscopic
CAS DataBase Reference 7783-49-5(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII L9V334775I
NIST Chemistry Reference Zinc difluoride(7783-49-5)
EPA Substance Registry System Zinc difluoride (7783-49-5)

Safety

Symbol(GHS) GHS hazard pictogramsGHS hazard pictograms
Signal wordWarning
Hazard statements H302+H332-H315-H411
Precautionary statements P261-P264-P273-P301+P312-P302+P352-P304+P340+P312
Hazard Codes  Xi,T
Risk Statements  37/38-41-36/37/38-23/24/25
Safety Statements  26-39-37/39-45-36/37/39-28
RIDADR  3288
WGK Germany  3
RTECS  ZH3500000
3-9
Hazard Note  Toxic
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28261990
Hazardous Substances Data 7783-49-5(Hazardous Substances Data)
NFPA 704:
0
3 1

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Zinc fluoride Chemical Properties,Usage,Production

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