Al4K3NaO12Si4 is a chemical compound registered under CAS number 71587-49-0, with the molecular formula Al. H4 O4 Si . 3/4 K . 1/4 Na and a molecular weight of about 552.55 g/mol. It is also known as Aluminosilicicacid (HAlSiO4), potassium sodium salt (4:3:1); Aluminum potassium sodiumsilicate (AlK0.75Na0.25SiO4). ProvideChemicals supplies Al4K3NaO12Si4 for laboratory research and bulk production; product code 1246586. Send an inquiry for purity, packaging, price and lead time.