The preservation conditions of dry powder medium are mainly placed in a dry, light-free environment, and the best storage temperature is 15 to 25°C. Direct sunlight and excessive indoor humidity should be avoided, and sealed storage should be paid attention to to prevent moisture absorption and caking.
After opening the bottle, the dry powder culture medium is easy to absorb moisture, should pay attention to moisture, and use as soon as possible. If abnormal signs such as clumps or discoloration of the contents are found, use should not continue.