71360

Sodium carbonate decahydrate

puriss. p.a., ≥99.0% (T)

• Synonym(s): Sal soda, Soda
• Linear Formula: Na₂CO₃ · 10H₂O
• CAS Number: 6132-02-1
• Molecular Weight: 286.14
• EC Number: 207-838-8
• MDL number: MFCD00149178
• UNSPSC Code: 12352302
• PubChem Substance ID: 329763206
• NACRES: NA.21

Properties

• grade: puriss. p.a.
• assay: ≥99.0% (T)
• form: crystals
• impurities: ≤0.0005% total nitrogen (N); ≤0.003% total sulfur (as SO₄)
• pH: 11-12 (25 °C, 50 g/L)
• anion traces: chloride (Cl^-): ≤5 mg/kg; phosphate, silicate (as SiO₂): ≤20 mg/kg
• cation traces: Al: ≤5 mg/kg; Ca: ≤20 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤2 mg/kg; K: ≤50 mg/kg; Mg: ≤2 mg/kg; Mn: ≤5 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg
• SMILES string: O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]C([O-])=O
• InChI: 1S/CH2O3.2Na.10H2O/c2-1(3)4;;;;;;;;;;;;/h(H2,2,3,4);;;10*1H2/q;2*+1;;;;;;;;;;/p-2
• InChI key: XYQRXRFVKUPBQN-UHFFFAOYSA-L

Description

General description

Sodium carbonate decahydrate is an organooxygen compound. It is used as a strong base or a powerful electrolyte.

Safety Information

• pictograms: GHS07
• signalword: Warning
• hcodes: H319
• pcodes: P264 - P280 - P305 + P351 + P338 - P337 + P313
• Hazard Classifications: Eye Irrit. 2
• Storage Class: 13 - Non Combustible Solids
• wgk_germany: WGK 1
• flash_point_f: Not applicable
• flash_point_c: Not applicable