Description
Placard Label – Class 2, Acetylene (UN 1001)
Material: Adhesive label (vinyl or coated paper)
Design: Red background with black flame symbol, hazard class number “2” at the bottom, and UN 1001 marking for acetylene
Size: 4 × 4 inches (10.2 × 10.2 cm)
Use:
- Applied to cylinders, packages, or small containers of acetylene gas
- Identifies the contents as a Class 2.1 flammable gas under DOT/TDG regulations
- Required for package-level hazard communication
- Bulk transport vehicles and tanks must display the full-size 11 × 11-inch placards instead