Hypochlorite destruction using urea

Details Hypochlorite destruction using urea Hypochlorite destruction using urea

1983-07-28

1985-04-02

Thomas, Earl C.

Chemistry of inorganic compounds

Halogen or compound thereof

Binary compound containing metal

423473, 423475, 210757, C01D 304

Patent

active

045086974

ABSTRACT:
A process for destroying waste alkali metal hypochlorite such as sodium hypochlorite is disclosed. The process involves reacting 50-90% and preferably 70-90% of the alkali metal hypochlorite with urea at from 20.degree.-60.degree. C. and pH 6-8 with pH 7-8 being preferred. The remaining alkali metal hypochlorite can be destroyed with a reactant such as sulfur dioxide, sodium sulfite, or sodium thiosulfate.

REFERENCES:
patent: 2784057 (1957-03-01), Chisnall
Urea, Its Properties and Manufacture, pp. 183-194, by George Tsei-Yu Chao, pub. by Chao's Institute, 3014 Larkwood St., West Covina, Calif.

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