How should 6,7,8-Trimethoxy-2H-chromen-2-one (CAS: 6035-49-0) be stored?

6,7,8-Trimethoxy-2H-chromen-2-one should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to protect it from moisture. The storage area should be well-ventilated to prevent the risk of inhalation exposure. It is advisable to store it in a laboratory cabinet or a dedicated chemical storage room to ensure safety and efficacy.