Fusel oil
HMT 15 June 2026- UN / ID
- UN 1201
- Hazard class
- 3
- Packing group
- II (multiple — see tabs)
- ERG guide
- ERG 127
- Special provisions
- SP IB2, SP T4, SP TP1
- Source
- 49 CFR §172 (15 June 2026)
Fusel oil
Fusel alcohols or fuselol, also sometimes called fusel oils in Europe, are mixtures of several higher alcohols (those with more than two carbons, chiefly amyl alcohol) produced as a by-product of alcoholic fermentation. The word Fusel is German for "bad liquor". Whether fusel alcohol contributes to hangover symptoms is a matter of scientific debate. A Japanese study in 2003 concluded that "the fusel oil in whisky had no effect on the ethanol-induced emetic response" in the Asian house shrew Wikipedia
| Emergency Response Guide No. 127 |
Hazardous Materials Table
Source: 49 CFR §172 (15 June 2026)(3) Hazard class3Flammable liquids |
(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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| IB2 | |
|---|---|
| T4 | |
| TP1 |
(8) Packing Authorizations (§173.***) 
| (8A) Exceptions | 150 | see 49 CFR §173.150 |
|---|---|---|
| (8B) Non-bulk | 202 | see 49 CFR §173.202 |
| (8C) Bulk | 242 | see 49 CFR §173.242 |
(9) Quantity Limits 
| (9A) Passenger aircraft/rail | 5 L |
|---|---|
| (9B) Cargo aircraft only | 60 L |
(10) Vessel stowage 
| (10A) Location | |
|---|---|
| (10B) Other | — |
(3) Hazard class3Flammable liquids |
(4) Identification number |
(5) Packing Group |
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(6) Labels |
|||||||||||
(7) Special Provisions (§172.102)
|
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| B1 | |
|---|---|
| IB3 | |
| T2 | |
| TP1 |
(8) Packing Authorizations (§173.***) 
| (8A) Exceptions | 150 | see 49 CFR §173.150 |
|---|---|---|
| (8B) Non-bulk | 203 | see 49 CFR §173.203 |
| (8C) Bulk | 242 | see 49 CFR §173.242 |
(9) Quantity Limits 
| (9A) Passenger aircraft/rail | 60 L |
|---|---|
| (9B) Cargo aircraft only | 220 L |
(10) Vessel stowage 
| (10A) Location | |
|---|---|
| (10B) Other | — |
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![]() |
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3 ![]() | ||||||||||||||||||
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7 ![]() | ||||||||||||||||||
8 ![]() |
| Must not be loaded, transported, or stored together in the same vehicle or facility. | |
| May be loaded, transported, or stored together. | |
| May be loaded, transported, or stored together only with restrictions. |
