Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Means for analyzing gas sample
Patent
1981-05-13
1982-09-21
Marcus, Michael S.
Chemical apparatus and process disinfecting, deodorizing, preser
Analyzer, structured indicator, or manipulative laboratory...
Means for analyzing gas sample
23232E, 338 34, 422 98, G01N 2704
Patent
active
043506607
ABSTRACT:
An ammonia sensitive element which comprises a body of copper phthalocyanine whose electrical resistance varies with the concentration of ammonia gas to which it is exposed. The body of copper phthalocyanine may be supported on a substrate bearing interlaced electrodes.
REFERENCES:
patent: 3961248 (1976-06-01), Kawamara et al.
patent: 3999122 (1976-12-01), Winstel et al.
Merck Index, 9th Ed., p. 325, Copper Phthalocyanine .
Burns Derek K.
Kember Peter N.
Robinson Grenville A.
EMI Limited
Marcus Michael S.
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