G - Physics – 01 – N
Patent
G - Physics
01
N
150/13, 150/3.1
G01N 33/48 (2006.01) C12Q 1/28 (2006.01)
Patent
CA 1052243
ABSTRACT OF THE DISCLOSURE Improved test compositions, devices and methods are provided for detecting peroxidatively active substances in body fluids, excreta and the like. In the type of test compositions including an indicator capable of being oxidized in the presence of a peroxidatively active substance to provide a color change, an oxidizing agent effective to oxidize said indicator, and a potentiating agent, the improve- ment comprises the use as said potentiating agent of an acid salt or adduct of a compound selected from the class of compounds of the general formula Image (1); wherein R1 is hydrogen, lower alkyl, hydroxy or thiophenyl; R2 is hydrogen or lower alkyl; R3 is hydrogen or lower alkyl; R4 is hydrogen, carboxy, lower alkyl or lower alkoxy; and R5 is hydrogen or lower alkyl.
260232
Lam Charles T.w.
Mast Raymond L.
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