HazMat Tool — substance information
Methyl nitrite
HMT 15 June 2026- UN / ID
- n/a
- Hazard class
- Forbidden
- Packing group
- —
- ERG guide
- —
- Special provisions
- —
- Source
- 49 CFR §172 (15 June 2026)
Methyl nitrite
Methyl nitrite is an organic compound with the chemical formula CH3ONO. It is a gas, and is the simplest alkyl nitrite Wikipedia
Hazardous Materials Table
Source: 49 CFR §172 (15 June 2026)(3) Hazard ClassForbidden |
(4) Identification number |
(5) Packing Group |
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(6) Labels n/a |
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(7) Special Provisions (§172.102)
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(8) Packing Authorizations (§173.***)
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| (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.
Similar substances
| UN / ID | Proper shipping name | Hazard class |
|---|---|---|
| UN 3219 | Nitrites, inorganic, aqueous solution, n.o.s | 5.1 |
| UN 1487 | Potassium nitrate and sodium nitrite mixtures | 5.1 |
| UN 2627 | Nitrites, inorganic, n.o.s. | 5.1 |
| UN 2351 | Butyl nitrites | 3 |
| UN 1194 | Ethyl nitrite solutions | 3 |
| UN 1512 | Zinc ammonium nitrite | 5.1 |