Sodium carbonate
CAS Number497-19-8
FormulaNa2CO3
Mol. Weight105.99 g/mol
Sodium carbonate
What is Sodium carbonate?
Sodium carbonate is a chemical compound with CAS number 497-19-8 and molecular formula Na2CO3. It is used in various industrial and research applications.
Specifications
Linear Formula
Na2CO3
Molecular Weight
105.99 g/mol
Grade
ACS reagent (primary standard)<br/>anhydrous
Assay/Purity
≥99.5%
Impurities
≤0.005% silica
≤0.01% insolubles
Solubility
H2O: soluble1 M at 20 °C, clear, colorless
Safety Information
GHS07Signal Word
Warning
Hazard Statements
H319
Precautionary Statements
P305 + P351 + P338
Required PPE
dust mask type N95 (US), Eyeshields, Gloves
Melting Point
851 °C(lit.)
Anion Traces
chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.001%
sulfur compounds (as SO42-): ≤0.003%
Cation Traces
Ca: ≤0.03%
Fe: ≤5 ppm
K: ≤0.005%
Mg: ≤0.005%
heavy metals (as Pb): ≤5 ppm
EC Number
207-838-8
WGK Germany
1