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Lithium fluoride Structure

Lithium fluoride

Chemical Properties

Melting point 845 °C (lit.)
Boiling point 1681 °C
Density  2.64 g/mL at 25 °C (lit.)
vapor pressure  0Pa at 25℃
refractive index  1.3915
Flash point 1680°C
storage temp.  Store at +5°C to +30°C.
solubility  Soluble in 0.29 g/100 mL (20°C) and hydrogen fluoride. Insoluble in alcohol.
form  random crystals
color  White to off-white
Specific Gravity 2.635
PH 6.0-8.5 (25℃, 0.01M in H2O)
Water Solubility  0.29 g/100 mL (20 ºC)
Sensitive  Hygroscopic
λmax λ: 260 nm Amax: ≤0.01
λ: 280 nm Amax: ≤0.01
Merck  14,5531
Solubility Product Constant (Ksp) pKsp: 2.74
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3
Stability Stable, but hygroscopic. Hydrolyzes in the presence of water to form hydrofluoric acid, which attacks glass - do not store in glass bottles. Incompatible with aqueous solutions, strong acids, strong oxidizing agents.
InChIKey PQXKHYXIUOZZFA-UHFFFAOYSA-M
LogP 0.23 at 25℃
CAS DataBase Reference 7789-24-4(CAS DataBase Reference)
EWG's Food Scores 4
FDA UNII 1485XST65B
NIST Chemistry Reference Lithium fluoride(7789-24-4)
EPA Substance Registry System Lithium fluoride (7789-24-4)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H301-H315-H319-H335
Precautionary statements P301+P310+P330-P302+P352-P305+P351+P338
Hazard Codes  T
Risk Statements  25-32-36/37/38-23/24/25
Safety Statements  22-26-36/37/39-45
RIDADR  UN 3288 6.1/PG 3
WGK Germany  2
RTECS  OJ6125000
10-21
Hazard Note  Toxic
TSCA  Yes
HazardClass  6.1
PackingGroup  III
HS Code  28261900
Hazardous Substances Data 7789-24-4(Hazardous Substances Data)
Toxicity LD in guinea pigs (mg/kg): 200 orally, 2000 s.c. (Waldbott)
NFPA 704:
0
2 0

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