Interference reactor to provide selective SO.sub.2 measurement b

Details Interference reactor to provide selective SO.sub.2 measurement b Interference reactor to provide selective SO.sub.2 measurement b

1979-02-14

1981-06-09

Serwin, Ronald

Chemical apparatus and process disinfecting, deodorizing, preser

Analyzer, structured indicator, or manipulative laboratory...

Means for analyzing gas sample

23232R, 23232E, 55 73, 73 23, 250373, 250461R, 422101, G01N 2164, G01N 2133

Patent

active

042724864

ABSTRACT:
In a sulfur dioxide analyzer which measures the content of sulfur dioxide by fluorescence of sulfur dioxide molecules when illuminated by an ultraviolet light source, there is disclosed a converter containing vanadium pentoxide for removal of polynuclear aromatic hydrocarbons which produce interference when sulfur dioxide is measured by fluorescent methodology.

REFERENCES:
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patent: 2785141 (1957-03-01), Fleck
patent: 3207703 (1965-09-01), Innes et al.
patent: 3300516 (1967-01-01), Vrbaski
patent: 3547587 (1970-12-01), Innes
patent: 3795812 (1974-03-01), Okabe
patent: 4077774 (1978-03-01), Neti et al.

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