FIELD: chemistry.
SUBSTANCE: invention relates to a method of neutralising chloropicrin via alkaline hydrolysis in an aqueous medium in interphase and micellar catalysis conditions using the composition: alkali metal hydroxide, trialkylarylammonium chloride, N,N-dichloroarylsulphamide (dichloramine). The phase-transfer catalyst used is N,N,N-trialkyl-N-benzylammonium chloride, the micelle-forming component is N,N-dichloroarylsulphamide (dichloramine) and alkaline decomposition products thereof. The method enables detoxification of chloropicrin in laboratory and field conditions, in emergency situations, and degassing of a container contaminated with chloropicrin.
EFFECT: neutralising chloropicrin to concentration of not more than 0,01 mg·ml-1 without using organic solvents and special equipment.
1 tbl, 4 ex
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Authors
Dates
2015-06-27—Published
2012-07-06—Filed