Millipore Sigma Vibrant Logo
Attention: We have moved. EMD Millipore products are no longer available for purchase on emdmillipore.com.Learn More

SX0550 Sodium Fluoride

View Products on Sigmaaldrich.com
SX0550
Purchase on Sigma-Aldrich

Overview

Replacement Information
Replacement InformationIn North America SX0550-5 is available under new item number: use 106449.1000 to order

Key Specifications Table

CAS #EC NumberChemical FormulaMolar Mass
7681-49-4231-667-8NaF41.99 g/mol

Products

Catalog NumberPackaging Qty/Pack
SX0550-1 Plastic bottle 500 g
Description
Catalogue NumberSX0550
Alternate Names
  • Disodium Fluoride
References
Product Information
CAS number7681-49-4
EC index number009-004-00-7
EC number231-667-8
Chemical formulaNaF
Molar Mass41.99 g/mol
Quality LevelMQ200
Applications
ApplicationMeets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
Key Applications General Chemistry
Biological Information
Physicochemical Information
Melting Point993 °C
pH value10.2 (40 g/l, H₂O, 20 °C)
Vapor pressure1.9 hPa
Solubility42 g/l soluble
Dimensions
Materials Information
Toxicological Information
Safety Information according to GHS
RTECSWB0350000
Storage class6.1D Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
WGKWGK 1 slightly hazardous to water
Safety Information
Product Usage Statements
Storage and Shipping Information
StorageStore at room temperature.
Packaging Information
Transport Information
Supplemental Information
Specifications
Assay (precipitative titration)99.5% min
Chloride (Cl)0.003% max
Copper (Cu)0.0002% max
Free acid (as hydrofluoric acid)0.05% max
Free alkali (as NaOH)0.04% max
Heavy metals (as Pb)0.001% max
Insoluble matter0.01% max
Iron (Fe)0.002% max
Loss on drying (150°C)0.2% max
Potassium (K)0.02% max
Sodium fluosilicate (Na2 Si F6)0.1% max
Sulfate (SO4)0.01% max
Sulfite (SO2)0.005% max
Global Trade Item Number
Catalog Number GTIN
SX0550-1 04054839025471

Documentation

Sodium Fluoride SDS

Title

Safety Data Sheet (SDS) 

Sodium Fluoride Certificates of Analysis

TitleLot Number
SX0550