potassium sodium carbonate

• ChemBase ID: 156858
• Molecular Formular: CKNaO3
• Molecular Mass: 122.09697
• Monoisotopic Mass: 121.93821982
• SMILES: C(=O)([O-])[O-].[Na+].[K+]
• Canonical SMILES: [O-]C(=O)[O-].[Na+].[K+]
• InChI: InChI=1S/CH2O3.K.Na/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
• InChIKey: VLYFRFHWUBBLRR-UHFFFAOYSA-L

NAMES AND DATABASE IDS

Names

• IUPAC name: potassium sodium carbonate
• IUPAC Traditional name: potassium sodium carbonate
• Synonyms: Potassium sodium carbonate; Potassium carbonate - Sodium carbonate mixture; 碳酸钾钠; 碳酸钾-碳酸钠混合物

Database IDs

• CAS Number: 10424-09-6
• MDL Number: MFCD00053407
• PubChem SID: 24844981; 162250995
• PubChem CID: 10176137

CALCULATED PROPERTIES

• Acid pKa: 6.0525417
• H Acceptors: 3
• H Donor: 0
• LogD (pH = 5.5): 0.142811
• LogD (pH = 7.4): -1.1138874
• Log P: 0.25005138
• Molar Refractivity: 31.1724 cm^3
• Polarizability: 3.6386902 Å^3
• Polar Surface Area: 63.19 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Safety Information

• European Hazard Symbols: Irritant (Xi)
• German water hazard class: 3
• Risk Statements: 36/37/38
• Safety Statements: 26-36
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves

Product Information

• Purity: 16-21% (Na, AAS); 30-36% (K, AAS)
• Grade: puriss. p.a.
• Ignition Residue: ≤1% (600 °C)
• Impurities: ≤0.001% total nitrogen (N); ≤0.005% total sulfur (as SO4)
• Cation Traces: Al: ≤10 mg/kg; As: ≤0.1 mg/kg; Ca: ≤10 mg/kg; Cd: ≤5 mg/kg; Co: ≤5 mg/kg; Cr: ≤5 mg/kg; Cu: ≤5 mg/kg; Fe: ≤5 mg/kg; Mg: ≤5 mg/kg; Mn: ≤5 mg/kg; Ni: ≤5 mg/kg; Pb: ≤5 mg/kg; Zn: ≤5 mg/kg
• Antion Traces: chloride (Cl-): ≤10 mg/kg; phosphate, silicate (as SiO2): ≤50 mg/kg
• Linear Formula: K2CO3/Na2CO3

DETAILS

Sigma Aldrich - 00167

Application
mixture of decomposing agents for silicate containing samples, decomposition of poorly soluble sulfates