Analytical element containing a barrier zone and process employi

Details Analytical element containing a barrier zone and process employi Analytical element containing a barrier zone and process employi

1982-11-24

1984-10-23

Turk, Arnold

Chemistry: analytical and immunological testing

Heterocyclic carbon compound

Hetero-o

422 56, 435805, 436170, G01N 2178, G01N 3352, G01N 3366

Patent

active

044789440

ABSTRACT:
A multizone element, for quantitative analyte determination in whole blood, containing a porous spreading zone separated from a reagent zone by a barrier zone, said barrier zone comprising a non-porous film comprising a polymer of: from 30 to 95 percent by weight of polymerized monomer having the structure ##STR1## from 0.25 to 30 percent by weight of polymerized monomer having the structure ##STR2## and from 0.1 to 50 percent by weight of polymerized monomer having the structure ##STR3## wherein: R.sup.1, R.sup.3, and R.sup.5 are independently selected from the group consisting of hydrogen and methyl,

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