HazMat Tool — substance information
Batteries, containing sodium
HMT 15 June 2026- UN / ID
- UN 3292
- Hazard class
- 4.3
- Packing group
- n/a (multiple — see tabs)
- ERG guide
- ERG 138
- Special provisions
- —
- Source
- 49 CFR §172 (15 June 2026)
Batteries, containing sodium
| Emergency Response Guide No. 138 |
Hazardous Materials Table
Source: 49 CFR §172 (15 June 2026)(3) Hazard Class4.3Dangerous when wet materials |
(4) Identification number |
(5) Packing Group |
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(6) Labels |
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(7) Special Provisions (§172.102)
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(8) Packing Authorizations (§173.***)
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| (8A) Exceptions | 189 | see 49 CFR §173.189 |
|---|---|---|
| (8B) Non-bulk | 189 | see 49 CFR §173.189 |
| (8C) Bulk | 189 | see 49 CFR §173.189 |
(9) Quantity Limits 
| (9A) Passenger aircraft/rail | Forbidden |
|---|---|
| (9B) Cargo aircraft only | 400 kg |
(10) Vessel stowage
| (10A) Location | |
|---|---|
| (10B) Other |
(3) Hazard Class4.3Dangerous when wet materials |
(4) Identification number |
(5) Packing Group |
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(6) Labels |
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(7) Special Provisions (§172.102)
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(8) Packing Authorizations (§173.***)
|
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| (8A) Exceptions | 189 | see 49 CFR §173.189 |
|---|---|---|
| (8B) Non-bulk | 189 | see 49 CFR §173.189 |
| (8C) Bulk | 189 | see 49 CFR §173.189 |
(9) Quantity Limits
| (9A) Passenger aircraft/rail | 25 kg |
|---|---|
| (9B) Cargo aircraft only | No limit |
(10) Vessel stowage
| (10A) Location | |
|---|---|
| (10B) Other | n/a |
Packing group comparison
Multiple packing groups apply to this entry. See assignment criteria in 49 CFR §173 Subpart D. Details are in the tabs above; differences are highlighted.
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.
| Hazard class | 8 | 7 | 6.1 | 5.2 | 5.1 | 4.3 | 4.2 | 4.1 | 3 | 2.3B | 2.3A | 2.2 | 2.1 | 1.6 | 1.5 | 1.4 | 1.3 | 1.1/1.2 |
| 1.1/1.2 |  | | | | | | | | | | | | |  | | | | |
| 1.3 | |  | | | | | | | | | | | | | | | | |
| 1.4 | | | | | | | | | | | | | | | | | ||
| 1.5 | | | | | | | | | | | | | | | | |||
| 1.6 | | | | | | | | | | | | | | | ||||
| 2.1 | | | | | | | | | | | | | | |||||
| 2.2 | | | | | | | | | | | | | ||||||
| 2.3A | | | | | | | | | | | | |||||||
| 2.3B | | | | | | | | | | | ||||||||
| 3 | | | | | | | | | | |||||||||
| 4.1 | | | | | | | | | ||||||||||
| 4.2 | | | | | | | | |||||||||||
| 4.3 | | | | | | | ||||||||||||
| 5.1 | | | | | | |||||||||||||
| 5.2 | | | | | ||||||||||||||
| 6.1 | | | | |||||||||||||||
| 7 | | | ||||||||||||||||
| 8 | |
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Must not be loaded, transported, or stored together in the same vehicle or facility. |
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May be loaded, transported, or stored together. |
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May be loaded, transported, or stored together only with restrictions. |