Synonym: Calcined soda, Carbonic acid disodium salt, Soda ash
CAS Number: 497-19-8
Linear Formula: Na2CO3
Molecular Weight: 105.99
Beilstein Registry Number: 4154566
EC Number: 207-838-8
MDL Number: MFCD00003494
PubChem Substance ID: 24886174
Biochem/physiol Actions
Buffer component, may be used for the removal of peripheral membrane proteins.
Legal Information
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Grade: for trace analysis; TraceSELECT®
Assay: ≥99.9999% (metals basis)
Impurities: ≤10 mg/kg total nitrogen (N)
MP: 851 °C(lit.)
Anion Traces: chloride (Cl-): ≤10 mg/kg; phosphate (PO43-): ≤5 mg/kg; silicate (as SiO2): ≤5 mg/kg; sulfate (SO42-): ≤10 mg/kg
Cation Traces: Al: ≤0.05 mg/kg, As: ≤0.01 mg/kg, Ba: ≤0.2 mg/kg, Ca: ≤0.1 mg/kg, Cd: ≤0.005 mg/kg, Ce: ≤0.01 mg/kg, Co: ≤0.005 mg/kg, Cr: ≤0.01 mg/kg, Cu: ≤0.005 mg/kg, Eu: >0.01 mg/kg, Fe: ≤0.05 mg/kg, Hg: ≤0.005 mg/kg, K: ≤1 mg/kg, La: ≤0.01 mg/kg, Li: ≤0.5 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.01 mg/kg, Ni: ≤0.01 mg/kg, Pb: ≤0.01 mg/kg, Sc: ≤0.01 mg/kg, Sm: ≤0.01 mg/kg, Sr: ≤0.1 mg/kg, Tl: ≤0.01 mg/kg, Y: ≤0.01 mg/kg, Yb: ≤0.01 mg/kg, Zn: ≤0.01 mg/kg