Oleum 65%

Chemical Formula: H2S2O7


Appearance: Clear to off white liquid
Sp Gravity at 300C: 1.9654 (Oleum 65%)
Boiling point: 3400C

Attacks many metals with liberation of hydrogen, which is inflammable and forms explosive mixture, Hygroscopic in nature, oxidizing agent.


Free SO3: 65.0% min
Iron (as Fe): 0.05% max
Residue on ignition: 0.02% max
Sulphur dioxide (as SO2): 0.02% max
Chloride (as Cl): 0.02% max


Sulphonating agent for organic and alizarin dyestuff.
Dehydrating agent in nitration reactions. Used for manufacturing dyes & explosives. Used as Lab reagents.

Dangers and Precautions for Handling Product:

Toxic by ingestion
Causes severe damage to eyes, skin & air passage
Reaction with moist air produces mist, which has severe irritant effect on eyes, skin & air passage
Store the material in stainless steel or HM HDPE containers. Avoid contact with moisture
Fire risk in contact with organic substances.


ISO tanks / tanker load.



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