Biological reaction layer and its preparation

Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Calorimeter

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435 4, 435805, 436500, 436501, 436518, 436524, 436528, 436530, 436810, C12Q 100, G01N 3352, G01N 33543, G01N 33548

Patent

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048615528

ABSTRACT:
A biological reaction layer of a dry analytical element in the form of a composite porous layer in which a particulate material carrying a biologically active material fixed thereon is dispersed in a fibrous porous matrix, characterized in that the dry weight ratio of said particulate material to said fibrous material contained in said composite porous layer ranges from 1:20 to 1:0.3 and said particulate material is contained therein in the range of 1 to 60 g/m.sup.2.

REFERENCES:
patent: 4472498 (1984-09-01), Masuda
patent: 4587102 (1986-05-01), Nagatomo et al.
patent: 4657739 (1987-04-01), Yasuda et al.

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