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Potassium fluoride Structure

Potassium fluoride

Chemical Properties

Melting point 858 °C (lit.)
Boiling point 1505 °C
Density  2.48
vapor density  2 (vs air)
vapor pressure  1.3 hPa (885 °C)
refractive index  1.363
Flash point 1505°C
storage temp.  Store at +5°C to +30°C.
solubility  H2O: 1 M at 20 °C, clear, colorless
form  spray-dried
Specific Gravity 2.481
color  White
PH 7.0-8.5 (25℃, 1M in H2O)
Odor Odorless
Water Solubility  92.3 g/100 mL (18 ºC)
Sensitive  Hygroscopic
λmax λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
Merck  14,7632
BRN  3902818
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3
Stability Stable. Protect from moisture. Incompatible with strong acids, strong bases.
InChIKey NROKBHXJSPEDAR-UHFFFAOYSA-M
LogP -0.77 at 25℃
CAS DataBase Reference 7789-23-3(CAS DataBase Reference)
EWG's Food Scores 1-3
FDA UNII 9082WG1G3F
NIST Chemistry Reference Potassium fluoride(7789-23-3)
EPA Substance Registry System Potassium fluoride (7789-23-3)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H301+H311+H331-H318
Precautionary statements P261-P280-P301+P310-P302+P352+P312-P304+P340+P311-P305+P351+P338
Hazard Codes  T
Risk Statements  25-23/24/25
Safety Statements  45-26-36/37
RIDADR  UN 1812 6.1/PG 3
WGK Germany  3
RTECS  TT0700000
3
Hazard Note  Harmful
TSCA  Yes
HS Code  2826 19 90
HazardClass  6.1
PackingGroup  III
Hazardous Substances Data 7789-23-3(Hazardous Substances Data)
Toxicity MLD in guinea pigs (mg/kg): 250 orally, 350 s.c.; in frogs (mg/kg): 375 s.c. (Simonin)
NFPA 704:
1
3 0

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Potassium fluoride Chemical Properties,Usage,Production

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Potassium fluoride Spectrum