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TANTALUM PENTAFLUORIDE

Chemical Properties

Melting point 96.8 °C
Boiling point 229.5 °C
Density  4.74 g/mL at 25 °C(lit.)
Flash point 230°C
form  Powder
Specific Gravity 4.740
color  off-white
Water Solubility  Decomposes in water forming tantalum oxyfluoride. Soluble in conc. and fuming HNO{3}Soluble in carbon disulfide, carbon tetrachloride and chloroform. Slightly soluble in acetic acid and ethanol.
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive  Moisture Sensitive
Merck  14,9055
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3
CAS DataBase Reference 7783-71-3(CAS DataBase Reference)
EPA Substance Registry System Tantalum fluoride (TaF5) (7783-71-3)

Safety Information

Hazard Codes  C
Risk Statements  34
Safety Statements  26-27-28-36/37/39-45
RIDADR  UN 3260 8/PG 2
WGK Germany  3
RTECS  WW5775000
Hazard Note  Corrosive
TSCA  Yes
HazardClass  8
PackingGroup  II
HS Code  2826199090

MSDS

Usage And Synthesis

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