Characteristic

Product name: sodium fluoride

English name: sodium fluoride

Molecular formula: NaF

Molecular weight: 42.00

CAS #: 7681-49-4

Dangerous no.: 61513

Physicochemical property

appearance: White powder or crystal, odorless.

solubility: Soluble in water, slightly soluble in alcohol.

melting point (℃): 993

boiling point (℃): 1700

relative density (water＝1): 2.56

critical temperature(℃):

critical pressure(MPa):  

relative density (gas＝1):

heat of combustion(KJ/mol):

minimum ignition energy(mJ):

saturated vapor pressure(KPa): 0.13(1077℃)

Combustion explosion hazard

combustibility: non-combustible

Combustion decomposition product: Hydrogen fluoride

flashing point (℃):

polymerization hazard: non-polymerization

lower explosive limit(％):

stability: stable

upper explosive limit (％):

maximum explosion pressure(MPa):

ignition temperature (℃):

contraindication: Strong acid

hazardous properties: react with acids to release corrosive, more irritating hydrofluoric acid, which can corrode glass.

extinguishing method: Put out the fire with plenty of water. Disperse smoke and irritant gases with mist water.

Storage and transportation

Packing mark: 14 UN number: 1690 packaging categories: Ⅲ

Packaging method: plastic bags, multi-layer kraft paper bags outside the board box; Glass bottle with screw opening, glass bottle with iron cap pressing opening, plastic bottle or metal bucket (can) outside board box. Glass bottles, plastic bottles or plastic bags with thread openings shall be put into metal buckets (cans) or plastic buckets (cans) with wooden cases outside.

Storage and transportation conditions: Stored in a cool, ventilated warehouse. Keep container sealed. Keep away from oxidants, acids and food chemicals. Do not mix storage and transportation. Handle with care to prevent damage to packing and container. Attention should be paid to personal protection in packing and handling.