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Sodium fluoride Structure

Sodium fluoride

Chemical Properties

Melting point 993 °C (lit.)
Boiling point 1700 °C
Density  1.02 g/mL at 20 °C
vapor pressure  1.4 mm Hg ( 0 °C)
refractive index  1.336
Flash point 1704°C
storage temp.  2-8°C
solubility  H2O: 0.5 M at 20 °C, clear, colorless
form  powder
color  White to off-white
Specific Gravity 2.558
PH 7.0-10.0 (25℃, 0.5M in H2O)
Odor Odorless
Water Solubility  4 g/100 mL (25 ºC)
Sensitive  Hygroscopic
Merck  14,8618
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3; TWA 2.5 mg/m3
Stability Stable. Hydrolyzed by water. Reacts with mineral acids to generate highly toxic hydrogen fluoride. Incompatible with glass.
CAS DataBase Reference 7681-49-4(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) SODIUM FLUORIDE
FDA 21 CFR 175.105; 177.2800
EWG's Food Scores 3-5
FDA UNII 8ZYQ1474W7
NCI Drug Dictionary sodium fluoride
ATC code A01AA01,A01AA51,A12CD01
NIST Chemistry Reference Sodium fluoride(7681-49-4)
EPA Substance Registry System Sodium fluoride (7681-49-4)
Cosmetics Info Sodium Fluoride

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H301-H315-H319
Precautionary statements P264-P270-P280-P301+P310-P302+P352-P305+P351+P338
Hazard Codes  T,Xn
Risk Statements  25-32-36/38-22
Safety Statements  23-24/25-45-36-22
RIDADR  UN 1690 6.1/PG 3
WGK Germany  1
RTECS  WB0350000
10
Hazard Note  Toxic/Hygroscopic
TSCA  Yes
HS Code  2826 19 10
HazardClass  6.1
PackingGroup  III
Hazardous Substances Data 7681-49-4(Hazardous Substances Data)
Toxicity LD50 orally in rats: 0.18 g/kg (Smyth)
NFPA 704:
0
3 0

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