- 4H-1-Benzopyran-4-one, 3,5,7-trihydroxy-2-(2-hydroxyphenyl)
- C.I. Natural Yellow 12
Beige fluffy solid.
Registry Numbers and Inventories.
Melting point, °C
Vapor pressure, mmHg
6.4E-15 (25 C)
1.688 g/cm3 (20 C)
Solubility in water
Partition coefficient, pKow
Heat of vaporization
Hazards and Protection.
Store in original container in a cool dark place.
Wear self-contained breathing apparatus, rubber boots & heavy rubber gloves.
Sweep-up/absorb in suitable material, place in a container and hold for disposal. Avoid raising dust. Ventilate area and wash spill site after pick-up complete.
Extinguish with carbon dioxide, dry chemical powder or appropriate foam. Water spray. Wear self-contained breathing apparatus and protective clothing to prevent contact with the skin and eyes.
Emits toxic fumes under fire conditions.
If swallowed, wash out mouth with water, provided person is conscious. Seek medical advice.
Remove to fresh air. If not breathing give artificial respiration. If breathing is difficult, give oxygen. Seek medical attention.
Immediately wash skin with soap and copious amounts of water for at least 15 minutes. If irritation persists, seek medical attention.
Immediately flush eyes with copious amounts of water for at least 15 minutes. Seek medical advice.