Back to results
US 5,310,684 AGranted
Reagent for detecting occult blood
OwnerTabata Kazuoinventor
Life of this patent
Estimating the term…
Abstract
A reagent to be used in detection of occult blood comprising a mixed solution of sodium carbonate, 3-amino phthalic acid hydrazide, and iron and sodium derivative of ethylenediaminetetraacetic acid, and hydrogen peroxide.
Claims1
A reagent for detecting occult blood comprising a mixed solution of sodium carbonate, 3-amino phthalic acid hydrazide, and iron and sodium derivative of ethylene-diaminetetraacetic acid, and hydrogen peroxide.
Dependencies are inferred from the claim text.