Integral multilayer analytical element

Details Integral multilayer analytical element Integral multilayer analytical element

1987-10-09

1991-11-05

Nucker, Christine

Chemistry: molecular biology and microbiology

Measuring or testing process involving enzymes or...

Involving oxidoreductase

435 25, 435188, 422 56, 422 57, 422 58, 427 2, C12Q 132, G01N 3122

Patent

active

050631535

ABSTRACT:
An improvement of a dry integral multilayer analytical element having functional layers which contain dehydrogenase, oxidized nicotinamide coenzyme, an electron transport compound and an electron acceptable dye-forming compound is disclosed. The improvement the analytical element resides in that an alkali agent or an alkaline buffer is contained in a layer which is different from a layer or layers containing the oxidized nicotinamide coenzyme and electron acceptable dye-forming compound.

REFERENCES:
patent: 4066403 (1978-01-01), Bruschi
patent: 4273870 (1981-06-01), Mollering et al.
patent: 4356149 (1982-10-01), Kitajima et al.
patent: 4604347 (1986-08-01), Arai et al.
patent: 4629697 (1986-12-01), Limbach et al.
patent: 4781890 (1988-11-01), Arai et al.
Eastman Kodak Company, Potentiometric Methodologies Summary, Publication MP2-74; Nov. 1986, pp. 1-4.

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