Stabilized diagnostic test strip for the detection of urobilinog

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

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23230B, 23929, G01N 3122, G01N 3316

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active

041615077

ABSTRACT:
Test strips for detecting urobilinogen in biologic fluids, especially in urine, which show an improved stability to storage. The strips comprise a carrier containing a diazonium salt and as a stabilizer at least one phosphoric acid triamide of the formula ##STR1## wherein R.sub.1, R.sub.2 and R.sub.3 may be the same or different out of the group of amino-, mono- and dialkylamino-, mono- and diarylamino-, aralkylamino-, N-methylanilide-, N-piperidide- and N-morpholine-radicals.

REFERENCES:
patent: 3446599 (1969-05-01), Shand
patent: 3850576 (1974-11-01), Rittersdorf et al.
patent: 3853471 (1974-12-01), Rittersdorf et al.
patent: 3853476 (1974-12-01), Rittersdorf et al.
patent: 3989462 (1976-11-01), Hirsch

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