How should 4-Hydroxy-2-benzofuran-1,3-dione (CAS: 37418-88-5) be stored?

4-Hydroxy-2-benzofuran-1,3-dione should be stored in a cool, dry place away from direct sunlight and heat sources to maintain its stability. It should be kept in a tightly sealed container to prevent degradation. Avoid storing it near incompatible materials such as acids or strong oxidizing agents. Compliance with local safety regulations and guidelines is essential for safe storage.