Chemical apparatus and process disinfecting – deodorizing – preser – Analyzer – structured indicator – or manipulative laboratory... – Calorimeter
Patent
1989-04-14
1990-08-21
Warden, Robert J.
Chemical apparatus and process disinfecting, deodorizing, preser
Analyzer, structured indicator, or manipulative laboratory...
Calorimeter
422 57, 422 58, 435805, 436170, 436177, 21050021, 210506, 210927, G01N 3122
Patent
active
049504541
ABSTRACT:
A member of an analytical element for the analysis of a liquid sample containing solid material, comprising a volume filtration layer composed of a fibrous material and a spreading layer having a liquid-retaining capacity larger than that of the volume filtration layer, in which the volume filtration layer and the spreading layer are united to give an integrated structure. The spreading layer may be composed of a fibrous material, a woven cloth, a knitted cloth or a non-fibrous porous medium.
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Igarashi Takeshi
Masuda Nobuhito
Fuji Photo Film Co. , Ltd.
Johnston Jill
Warden Robert J.
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