Analytical device and method of using same

Details Analytical device and method of using same Analytical device and method of using same

1991-12-30

1994-07-26

Johnston, Jill A.

Chemical apparatus and process disinfecting, deodorizing, preser

Analyzer, structured indicator, or manipulative laboratory...

Calorimeter

422 87, 422 61, 436 3, 436130, 436169, G01N 3122

Patent

active

053325486

ABSTRACT:
The invention provides an analytical device, and method of using same, for detecting a gaseous or volatile analyte and adaptable to be applied directly to the surface of a solid material from which said analyte is emitted. The device comprises a substrate for disposition adjacent a surface of the solid material, and applied to the substrate are (a) an analyte-reactive component which reacts with said analyte, and (b) an indicator in sufficient quantity to produce a detectable signal selective to the reaction thereby detecting said analyte. The analytical device has no exogenous reagent.

REFERENCES:
patent: 3830094 (1974-08-01), Leger
patent: 3945798 (1976-03-01), Young
patent: 4380587 (1983-04-01), Koocher
patent: 4511658 (1985-04-01), Lambert et al.
patent: 5096813 (1992-03-01), Krumhar et al.

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