S

Sodium fluoride

IUPAC: sodium fluoride

FNa Inorganic Compounds CAS 7681-49-4
Expert Written | Fact Checked | Sources Cited | AllChemicals Editorial Team
Quick Reference
Formula / NotationFNa
CAS Number7681-49-4
Molecular Weight41.9881724
Melting Point1819 °F (NTP, 1992)
Boiling Point3083 °F at 760 mmHg (NTP, 1992)
Density2.79 at 68 °F (USCG, 1999) - Denser than water; will sink
Solubility10 to 50 mg/mL at 73 °F (NTP, 1992)
AppearanceSodium fluoride is a colorless crystalline solid or white powder, or the solid dissolved in a liquid. It is soluble in water. It is noncombustible. It is corrosive to aluminum. It is used as an ins...
Also Known As7681-49-4; Fluoride, sodium; Sodium fluoride (NaF); Florocid; Pergantene; Zymafluor; Pediaflor; Ossin; Sodium flouride; Fluonatril
CategoryInorganic Compounds

What is Sodium fluoride?

Sodium fluoride is a metal fluoride salt with a Na(+) counterion. It has a role as a mutagen.

Formula & Notation

FNa

IUPAC Name: sodium fluoride

Other Names / Synonyms: 7681-49-4; Fluoride, sodium; Sodium fluoride (NaF); Florocid; Pergantene; Zymafluor; Pediaflor; Ossin; Sodium flouride; Fluonatril

Properties & Characteristics

Appearance: Sodium fluoride is a colorless crystalline solid or white powder, or the solid dissolved in a liquid. It is soluble in water. It is noncombustible. It is corrosive to aluminum. It is used as an ins.... Molecular formula: FNa. Molecular weight: 41.9881724 g/mol. Boiling point: 3083 °F at 760 mmHg (NTP, 1992). Melting point: 1819 °F (NTP, 1992). Density: 2.79 at 68 °F (USCG, 1999) - Denser than water; will sink. Solubility: 10 to 50 mg/mL at 73 °F (NTP, 1992). Vapor pressure: 1 mmHg at 1971 °F ; 5 mmHg at 2167 °F (NTP, 1992).

Physical Data

PropertyValue
Melting Point1819 °F (NTP, 1992)
Boiling Point3083 °F at 760 mmHg (NTP, 1992)
Density2.79 at 68 °F (USCG, 1999) - Denser than water; will sink
Molecular Weight41.9881724
Solubility10 to 50 mg/mL at 73 °F (NTP, 1992)
AppearanceSodium fluoride is a colorless crystalline solid or white powder, or the solid dissolved in a liquid. It is soluble in water. It is noncombustible. It is corrosive to aluminum. It is used as an ins...

Uses & Applications

Used in industrial processes, materials science, semiconductor manufacture, ceramics, or as a catalyst.

Safety Information

May be corrosive, toxic, or an oxidising agent. Handle in well-ventilated area. Consult SDS before use.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Sodium fluoride
Formula FNa
CAS Number 7681-49-4
Molecular Weight 41.9881724
Synonyms 7681-49-4; Fluoride, sodium; Sodium fluoride (NaF); Florocid; Pergantene; Zymafluor; Pediaflor; Ossin; Sodium flouride; Fluonatril

Frequently Asked Questions

Sodium fluoride is a metal fluoride salt with a Na(+) counterion. It has a role as a mutagen.

More "S" Terms

View all "S" terms →
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.