Categories Articles Sulfuric acid Post author By forendex.southernforensic CSA Names: Sulfuric acid CSA Location: Listed Chemicals Section (b) Subsection (9) DEA code 6552 CSA History: 56 FR 64582 proposed to add on 11 Dec 1991 57 FR 43614 added effective 22 Sep 1992 Names: Sulfuric acid (IUPAC) Molecular formula: H2O4S Nominal mass: 98 Average mass: 98.0785 Monoisotopic mass: 97.967379 CAS registry number: 7664-93-9 ChemSpider: 1086 PubChem: 1118 Wikipedia: Sulfuric acid Erowid: Drugs-Forum: Bluelight: Sulfuric acid Standard InChI: InChI=1S/H2O4S/c1-5(2,3)4/h(H2,1,2,3,4) Standard InChI key: QAOWNCQODCNURD-UHFFFAOYSA-N SMILES: OS(=O)(=O)O Tags: USCSA ← Halazepam → Ephedrine