Test strip for the detection of occult blood in excreta

Details Test strip for the detection of occult blood in excreta Test strip for the detection of occult blood in excreta

1976-10-19

1977-12-20

Scovronek, Joseph

Chemistry: physical processes

Physical processes

Crystallization

23253TP, 252408, C09K 300, G01N 3122, G01N 3316

Patent

active

040638944

ABSTRACT:
A test strip for detecting the presence of occult blood in excreta such as urine or feces or body fluid, which strip comprises a bibulous or porous material impregnated with a chromogen, a hydroperoxide and, as a sensitizer, a thiazole compound of the formula: ##STR1## wherein R.sub.1 is a lower alkyl; a substituted or unsubstituted aralkenyl, or a substituted or unsubstituted aralkyl; R.sub.2 and R.sub.3 are each a hydrogen or a lower alkyl; and R.sub.2 and R.sub.3, when taken together with the adjacent carbon atoms, may form a benzene ring.

REFERENCES:
patent: 3252762 (1966-05-01), Adams, Jr. et al.
patent: 3853471 (1974-12-01), Rittersdorf et al.
patent: 3975161 (1976-08-01), Swoboda et al.
patent: 3986833 (1976-10-01), Mast et al.
patent: 4017261 (1977-04-01), Swoboda et al.

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