The chemical Sodium Chloride has a designated molecular formula of ClNa and a molecular weight of 58.440 g/mol. Synonyms may include: H.G. blending, Ayr, Caswell No. 754, CCRIS 982, Common salt, Dendritis, EINECS 231-598-3, EPA Pesticide Chemical Code 013905, Extra Fine 200 Salt, Extra Fine 325 Salt, Flexivial, Gingivyl (ChemID).