How long can dry powder culture-medium be stored after opening?

From 6 months to 1 year, the shelf life of dry powder medium is generally 3 years, and the storage time after opening is different. According to the information provided, the dry powder medium after opening should be used within 6 months to 1 year. It should be noted that the culture medium after opening should be kept in a cool and dry place, avoid direct sunlight, and pay attention to moisture.