INDICATOR FOR INSPECTION OF QUALITY OF MILK AND ANIMAL

摘要

A method for simultaneously inspecting quality of an animal milk and health of the animal secreting the milk and an indicator therefor, which method determines an amount of beta -hydroxybutyric acid included in milk as a specimen by dropping it on the indicator comprising a mixture of a beta -hydroxybutyric acid dehydrogenase, NAD, an electron carrier and a tetrazolium salt and comparing a color tone developed in the indicator with those in a predetermined standard color tone table.