FECAL OCCULT BLOOD TEST PRODUCT WITH POSITIVE AND NEGATIVE CONTROLS

摘要

A test sheet far the determination of the presence of asubstance having peroxidase-like activity in a throw-in-the-bowl fecal occult blood test, includes a specimen test areaand a positive control area. The test area has depositedthereon a test ink having at least one oxygen donor reagentand a chromogen reagent capable of being oxidized by theoxygen donor in the presence of bland or a substance havingperoxidase-like activity, to provide a visually observablechange of color. The test ink also includes a water solublepolymer for immobilizing the chromogen and oxygen donor.The positive control area has deposited thereon the test inkand a substance having the peroxidase-like activity.