Manufacture of a solution of nitrosylsulfuric acid in sulfuric a

Details Manufacture of a solution of nitrosylsulfuric acid in sulfuric a Manufacture of a solution of nitrosylsulfuric acid in sulfuric a

1978-01-16

1978-12-05

Vertiz, O. R.

Chemistry of inorganic compounds

Nitrogen or compound thereof

Oxygen containing

C01B 2154

Patent

active

041286235

ABSTRACT:
Solutions of nitrosylsulfuric acid in sulfuric acid are manufactured by reacting nitric acid with sulfur in sulfuric acid or oleum. Less than 0.33 gram atom of sulfur is employed per mole of nitric acid, and after completion of the reaction the free nitric acid still present in the nitrosylsulfuric acid solution is reduced with lactones.

REFERENCES:
patent: 3180834 (1965-04-01), Karsay et al.

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