Chemistry: analytical and immunological testing – Nitrogen containing – Oxides of nitrogen
Patent
1989-06-20
1992-07-07
Johnston, Jill A.
Chemistry: analytical and immunological testing
Nitrogen containing
Oxides of nitrogen
422 56, 422 57, 422 58, 422 8201, 422 8202, 422 8203, 436122, 436133, 436134, 436135, 436168, 436902, G01N 2712, G01N 3122
Patent
active
051282682
ABSTRACT:
An apparatus for detecting or measuring the concentration of an analyte gas in a gas sample, which apparatus comprises a donor polymer and a halogen-containing compound positioned to contact the analyte gas and capable of reacting with the analyte gas to yield halogen; and a method for using the apparatus.
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patent: 4267023 (1981-05-01), Frant et al.
Palmes et al. Am. Ind. Hyg. Assoc. J. 37:570-577, 1976.
Yanagisawa et al. Environment International 8:235-242, 1982.
Suzuki et al., Taiki Osen Gakkaishi 18:544, 1983 (English Abstract from Chem. Abstracts).
Yamamoto et al., J. Electroanal. Chem. 194:197-209, 1985.
Hishinuma Masakazu
Yanagisawa Yukio
Johnston Jill A.
President and Fellows of Harvard College
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