CAS: 68855-54-9 Molecular Formula: CNa2O3 Molecular Weight (g/mol): 105.988 InChI Key: CDBYLPFSWZWCQE-UHFFFAOYSA-L Synonym: Calcinated diatomaceous earth,Diatomite PubChem CID: 10340 ChEBI: CHEBI:29377 IUPAC Name: disodium;carbonate SMILES: C(=O)([O-])[O-].[Na+].[Na+]