How should (2E)-3-(3,4-Dihydroxyphenyl)acrylic acid (CAS: 331-39-5) be stored?

(2E)-3-(3,4-Dihydroxyphenyl)acrylic acid (CAS 331-39-5) should be stored in a cool, dry, and dark place to maintain stability. Keep it in a sealed, airtight container, preferably made of glass or HDPE, to prevent moisture ingress. Store below 25°C and maintain humidity levels under 60% to avoid degradation. Ensure it is protected from light and stored in a well-ventilated area. Always check expiration dates and follow manufacturer guidelines for long-term preservation.