HazMat Tool — substance information
Cyanuric triazide
HMT May 2026- UN / ID
- n/a
- Hazard class
- Forbidden
- Packing group
- —
- ERG guide
- —
- Special provisions
- —
- Source
- 49 CFR §172 (2026/05)
Cyanuric triazide
Cyanuric triazide (C3N12 or (NCN3)3) is described as an environmentally friendly, low toxicity, and organic primary explosive with a detonation velocity of about 7,300 m s−1 and a autoignition temperature of 205 °C. Wikipedia
Hazardous Materials Table
Source: 49 CFR §172 (2026/05)(3) Hazard ClassForbidden |
(4) Identification number |
(5) Packing Group |
|||||||||
(6) Labels n/a |
|||||||||||
(7) Special Provisions (§172.102)
|
|||||||||||
(8) Packing Authorizations (§173.***)
|
|||||||||||
| (8A) Exceptions | n/a | see 49 CFR §173. n/a |
|---|---|---|
| (8B) Non-bulk | n/a | see 49 CFR §173. n/a |
| (8C) Bulk | n/a | see 49 CFR §173. n/a |
(9) Quantity Limits 
| (9A) Passenger aircraft/rail | n/a |
|---|---|
| (9B) Cargo aircraft only | n/a |
(10) Vessel stowage
| (10A) Location | |
|---|---|
| (10B) Other | n/a |
Segregation chart for load, transport, and storage
This chart shows whether loading, transport, or storage with other hazard classes is permitted, prohibited, or restricted. Based on 49 CFR §177.848.
This Hazmat is classified as "Forbidden". This means the material may not be offered for transportation or transported in the applicable mode of transport.