FIELD: chemistry.
SUBSTANCE: indicator agent contains silicon dioxide as a solid-phase carrier and sodium metaperiodate NalO4 as an oxidant-indicator, where concentration of sodium metaperiodate in silicon dioxide is equal to 2-10 wt %.
EFFECT: invention enables rapid determination of cynamtrene in gasoline in a wide range of concentrations and monitor content of manganese in gasoline.
2 cl, 4 ex, 2 tbl
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