kegg.jpKEGG COMPOUND: C19572 Entry C19572 Compound Name Silica; Silica, amorphous Formula SiO2 Exact mass 59.9668 Mol weight 60.08 Comment Crystalline silica [CPD:C16459] Other DBs CAS: 7631-86-9PubChem: 124490244ChEBI: 30563 LinkDB