49 CFR 172 Special Provision 4 (Numeric Codes)
These provisions are multi-modal and apply to bulk and non-bulk packagings.
| Code | 4 |
|---|---|
| Description | This material is poisonous by inhalation (see §171.8 of this subchapter) in Hazard Zone D (see §173.116(a) of this subchapter), and must be described as an inhalation hazard under the provisions of this subchapter. |
| HazMat with this Code |