Sodium fluoride CAS No.7681-49-4

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CAS No.7681-49-4

Category	Details
Chemical Name	Sodium Fluoride
CAS Number	7681-49-4
Synonyms	Sodium fluoride (NaF); Villaumite; Dentalfluoro; Duraphat
Molecular Formula	NaF
Molecular Weight	41.99 g/mol
Appearance	Colorless to white crystals or powder
Density	Approximately 2.56 g/cm³
Melting Point	993°C
Boiling Point	1695-1704°C
Solubility	Soluble in water and hydrofluoric acid; slightly soluble in alcohol
Chemical Properties	Forms an alkaline solution in water; reacts with acids to produce hydrogen fluoride, which can corrode glass; stable under normal conditions but may decompose under heat or contact with strong oxidants
Uses	Widely used in various industries such as aluminum electrolysis, wood preservation, insecticides, pharmaceuticals, water treatment, and ceramic production; also used in the production of fluoride toothpaste and as a flux in enameling and glassmaking
Health Hazards	May cause irritation to eyes, skin, and respiratory tract upon ingestion, inhalation, or skin contact; chronic exposure may lead to fluorosis and skeletal fluorosis; acute ingestion may result in nausea, vomiting, abdominal pain, diarrhea, and shock
Safety Measures	Handle with caution; wear appropriate protective clothing, gloves, and eye protection; avoid ingestion and inhalation; store in a cool, dry place away from incompatible materials and ignition sources; in case of contact, rinse with plenty of water and seek medical attention immediately

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