UN 2530Isobutyric anhydride
Class 3
Flammable liquids
Summary
UN 2530 is the UN number for isobutyric anhydride. It is classed in Class 3 (flammable liquids) for transport.
Identification
- UN number
- UN 2530
- Name
- Isobutyric anhydride
- Hazard class
- Class 3: Flammable liquids
- What the class covers
- Flammable liquids (and, in the U.S., combustible liquids).
About Class 3
Class 3 covers flammable liquids such as gasoline, diesel, solvents, paints and alcohols. In the United States, some liquids with higher flash points can also be shipped as combustible liquids under the same class.
Check the official sources
For emergency response, packaging and quantity limits, use these:
- CAMEO Chemicals: UN/NA 2530NOAA datasheets with the ERG response guide and isolation distances
- Emergency Response Guidebook (ERG)PHMSA's guide for first responders, free as a PDF or app
- 49 CFR 172.101 Hazardous Materials TableThe legal U.S. entry: proper shipping name, packing group, labels and special provisions