| 摘要 |
PURPOSE:A culture medium for cultivating bacteria, obtained by adding eggshell powder in a culture medium for cultivating the bacteria containing sugar, and capable of judging the presence or absence of an acid produced from dissolution reaction of the eggshell powder by the bacteria. CONSTITUTION:A culture medium for cultivating bacteria, consisting of a culture medium prepared by adding eggshell powder to a culture medium for cultivating the bacteria containing a mixture of sucrose with glucose or either one sugar, and capable of judging the presence or absence of an acid produced from the bacteria by dissolution reaction of the eggshell dissolved by the acid in the culture medium on growing the bacteria capable of decomposing the sugar to produce the acid added thereto.
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