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UCC Shchekinoazot Oleum

CAS Number
8014-95-7
EC Number
616-954-1
Chemical Name
Oleum
Chemical Family
Inorganic Acids

UCC Shchekinoazot Oleum is the solution of sulfuric anhydride SO3 in the sulfuric acid. Oleum is a heavy oily liquid. In case of its reaction with water, much heat is evolved, smoke is evolved in the air. Oleum is used for sulphonation of organic compounds and for sulphuric acid transportation.

Properties

Physical Form
Liquid

Product families

Applications

Industrial — Chemical & Industrial Manufacturing
  • Chemical Manufacturing

Product Families

Base Chemicals & Intermediates — Technical Salts & Inorganics
  • Inorganic Acids

Other characteristics

Synonyms

Fuming sulfuric acid, Oleum iodisum, Sulfuric acid fuming

Markets
Industrial
Storage
One month from the date of production.
PACKAGING

Oleum is transported in special oleum tanks with heater or preheater.

Application

Oleum is used for transportation of sulphuric acid, production of industrial and specialty chemistry products, industrial products.

Technology
Base Chemicals & Intermediates
Safety specification

Oleum is a highly aggressive substance, maximum allowable concentration is 1 mg/m3 , Hazard Class 2. The main parameters subject to checking to ensure personnel safety is content of sulfur anhydrite, vapor of sulphuric acid in the air of work zone.

Technical data

Table 1 of 1

6 rows
CharacteristicValueUnit
Mass Fraction of Arsenic (As)8.0e-05%
Mass fraction of free sulfuric anhydride (SO3)min. 24%
Mass fraction of ironmax. 0.006%
Mass fraction of nitrogen oxidemax. 0.0002%
Mass fraction of plumbummax. 0.001%
Mass fraction of residue after calcinationmax. 0.02%

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