Sodium fluoride/SODIUM FLUORIDE（FNa/NaF）
Product Details:
CAS number: 7681-49-4
Chemical formula: FNa
Molecular weight: 41.99
EINECS Number: 231-667-8
Introduction:
White powder or crystal, odorless; vapor pressure 0.13kPa (1077°C); melting point 993°C; boiling point 1700°C; solubility: soluble in water, slightly soluble in alcohol; density: relative density (water=1) 2.56; stability : Stable; Hazard Mark 15 (Hazardous Goods); Main Uses: Used as pesticides and wood preservatives.
Attributes:
Density: 1.02g/mLat 20°C
Melting point: 993 °C (lit.)
Boiling point: 1700 °C
Flash point: 1704°C
Water solubility: 4 g/100 mL (25 ºC)
Vapor pressure: 1.4 mm Hg ( 0 °C)
Solubility: H2O: 0.5M at20°C, clear, colorless
Refractive index: 1.336
PH value: 7.0-10.0 (25℃, 0.5M in H2O)
Storage Conditions: 2-8°C
Stability: Stable. Hydrolyzed by water. Reacts with mineral acids to generate highly toxic hydrogen fluoride. Incompatible with glass.
Sensitivity: Hygroscopic
Appearance: powder
Specific gravity: 2.558
Color: White to off-white
Smell: Odorless
Downstream products:
sodium monofluorophosphate sodium fluorosilicate
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氟化钠 |
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product name： |
Sodium fluoride | |
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Chinese name： |
氟化钠 | |
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Another name： |
Natriumfluorid;Alcoa sodium fluoride;Fluoride ion chromatography standard solution Fluka | |
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C A S： |
7681-49-4 | |
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EINECS： |
231-667-8 | |
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molecular formula： |
FNa | |
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molecular weight： |
41.99 | |
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Physical and chemical properties： |
melting point： |
993 °C (lit.) |
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Density： |
1.02g/mLat 20°C | |
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boiling point： |
1700 °C | |
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Refractive index： |
1.336 | |
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Exterior: |
powder | |
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color: |
White to off-white | |
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Solubility: |
H2O: 0.5M at20°C, clear, colorless | |
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safety data： |
Dangerous goods label： |
T Xn  |
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security terms： |
S23 ;S24/25;S45 ;S36 ;S22 | |
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risk term: |
R25;R32 ;R36/38;R22 | |
| Physical and chemical properties: | Colorless bright crystal or white powder, genus tetragonal system, regular hexahedral or octahedral crystal. Slightly soluble; soluble in water, aqueous solution is acidic, dissolved in acetic acid and oxidized. | |
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Usage： |
Antiseptic agent, antiseptic agent, pesticide, antiseptic agent, wood antiseptic agent, medicine, metallurgy and antiseptic agent, etc. | |
