申请人:EASTMAN KODAK COMPANY
(a New Jersey corporation)
公开号:EP0229721A2
公开(公告)日:1987-07-22
A composition of a polysaccharide with a detectable material appended thereto and a 1,3-dione having a methylene group between the two carbonyls of the 1,3-dione, which methylene group has at least one ionizable hydrogen, provides accurate results in assays of hydrolyzing enzymes such as amylase. The composition can be incorporated in the reagent zone of a dry test element having a reagent zone and a registration zone.