Choose a flag to Translate this page
Português/Portuguese
Español/Spanish
????????/Greek
???/Japanese
???/Korean
??(??)/Chinese Simplified
  

Specification Of Sodium Fluoride



PRODUCT IDENTIFICATION
CAS NO. 7681-49-4
EINECS NO. 231-667-8
FORMULA NaF
MOL WT. 41.99
H.S.CODE 2826.11
TOXICITY Oral rat LD50: 52 mg/kg
SYNONYMS
Disodium Difluoride; Floridine; Florocid; Villiaumite; Sodium Hydrofluoride; Sodium Monofluoride; Trisodium Trifluoride; Alcoa Sodium Fluoride; Cavi-trol; Chemifluor; Fluorident; Fluorigard; Credo;
PHYSICAL AND CHEMICAL PROPERTIES
PHYSICAL STATE Odorless white powder or crystal
MELTING POINT 993 C
BOILING POINT 1700 C
SPECIFIC GRAVITY 2.78
SOLUBILITY IN WATER Soluble
pH 7.4
VAPOR DENSITY 1.45
NFPA RATINGS Health: 3 Flammability: 0 Reactivity: 0
FLASH POINT Not considered to be a fire hazard
STABILITY Stable under ordinary conditions
SALES SPECIFICATION
APPEARANCE white odorless powder or crystal
ASSAY (NaF) 98.0% min
FREE ALKALI (as Na2CO3) 0.5% max
FREE ACID (HF) 0.1% max
SILICA (SiO2) 0.5% max
SULFATES 0.3% max
WATER INSOLUBLES 0.5% max
HEAVY METALS (as Pb) 10ppm max
SIEVE ANALYSIS 98% min ( 20 mesh) , 5% max (mesh 325)
TRANSPORTATION
PACKING 25kgs in Bag
HAZARD CLASS 6.1 (Packing group: III)
UN NO. 1690

    Pdf File