METHOD OF SULFUR DIOXIDE DETERMINATION IN AIR

摘要

use: in analytical chemistry u0434u043bu00a0 quantitative and qualitative rapid u043eu043fu0440u0435u0434u0435u043bu0435u043du0438u00a0 sulphur dioxide in the air.the essence of the method: u0430u043du0430u043bu0438u0437u0438u0440u0443u0435u043cu0443u044e sample air u043fu0440u043eu0441u0430u0441u044bu0432u0430u044eu0442 through u0438u043du0434u0438u043au0430u0442u043eu0440u043du0443u044e tube with tracer composition, mixing the obtained gels u0440u043eu0432u0430u043du0438u00a0 to u0438u0441u043bu043eu0433u043e u0437u043eu043bu00a0 u043fu043eu043bu0438u043au0440u0435u043cu043du0438u0435u0432u043eu0439 acid with u0431u0440u043eu043cu043au0440u0435u0437u043eu043bu043eu0432u044bu043c green in 70 - 80 c until the following ratios of the components, the iau.%, silica gel 89,30 - 89,10; u0431u0440u043eu043cu043a - u0440u0435u0437u043eu043bu043eu0432u044bu0439 green k 0, 90, and water the rest.the lower limit of u043eu043fu0440u0435u0434u0435u043bu00a0u0435u043cu044bu0445 concentrations of sulphur dioxide 1 mg / m. u0437u0442u0430u0431u043b. oh