Chemistry: analytical and immunological testing – Heterocyclic carbon compound – Hetero-n
Patent
1990-10-19
1992-05-12
Hill, Jr., Robert J.
Chemistry: analytical and immunological testing
Heterocyclic carbon compound
Hetero-n
436166, 436903, G01N 3372
Patent
active
051127695
ABSTRACT:
There is provided a stable liquid single reagent solution for determination of conjugated bilirubin in biological fluids which comprises an essentially surfactant free aqueous solution containing a positive amount of a water soluble organic sulfate, a diazonium salt, urea and a heavy metal complexing agent, the solution having an acidic pH and stable for at least 18 months at 2.degree. to 8.degree. C. Also disclosed is a method of forming such a reagent.
REFERENCES:
patent: 3585004 (1971-06-01), Mast
patent: 4038031 (1977-07-01), Lam
patent: 4119401 (1978-10-01), Sansur et al.
patent: 4311483 (1982-01-01), Perry
patent: 4965210 (1990-10-01), Modrovich
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