Oleum

8014-95-7

Disulphuric acid; Dithionic acid; Fuming sulfuric acid; Pyrosulphuric acid, Mixture of sulfur trioxide and sulfuric acid

Oil refining; manufacture of sulfuric acid, explosives, and soap; chemical intermediate for transportation of sulfuric acid compounds; reagent

Latest Criteria:	Acute Reference Exposure Levels

Acute REL (μg/m3):	120
Species:	Human
Acute REL Toxicologic Endpoint:	Respiratory irritation
Acute REL Target Organs:	Respiratory system
Severity:	Mild
Last Acute REL Revision:	1999
Acute Reference Exposure Levels Comments:	OEHHA 2008. Technical Supporting Document for Noncancer RELs, Appendix D2.