Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
ERG information of Nitric acid and Nitrogen dioxide.
| Division | Nitric acid | Nitrogen dioxide | |
|---|---|---|---|
| Initial separation distance when leaking | Small spills (less than 200L) | 30m | 30m |
| Large spills (over 200L) | 150m | 400m | |
| Distance of protective action in case of spill | Small spills (less than 200L) | Day: 0.1 km, | Day: 0.1 km, |
| Night: 0.1 km | Night: 0.4 km | ||
| Large spills (over 200L) | Day: 0.2 km, | Day: 1.2 km, | |
| Night: 0.4 km | Night: 3.0 km | ||
| ERG Guide Number | 157 | 124 | |
