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UN/NA 2346 · Butanedione
UN/NA 2346 · ERG 2024 · Guide 127
- UN/NA
- 2346
- Edition
- ERG 2024
ERG 2024 lists UN/NA 2346 (Butanedione) under Guide 127, titled “Flammable Liquids (Water-Miscible)”.
Material name
2346 on a placard, orange panel or shipping paper
It can stand for either of two ERG 2024 entries: “Butanedione” and “Diacetyl”. Both use Guide 127, so the number alone is enough to find the guide. On a numbered orange panel, 2346 is the lower number (how to read an orange panel).
ERG 2024 markings for 2346
2346 is not highlighted in green (no Table 1 entry), and its guide number 127 has no P.
Entries near 2346
By number (yellow pages): before 2346 come UN/NA 2343 2-Bromopentane (Guide 130); UN/NA 2344 Bromopropanes (Guide 129) and UN/NA 2345 3-Bromopropyne (Guide 130); after it, UN/NA 2347 Butyl mercaptan (Guide 130); UN/NA 2348 Butyl acrylates, stabilized (Guide 129P) and UN/NA 2350 Butyl methyl ether (Guide 127).
By name (blue pages): “Butanedione” comes after Butane (UN/NA 1011, Guide 115) and Butane (UN/NA 1075, Guide 115) and before Butanols (UN/NA 1120, Guide 129) and Butyl acetates (UN/NA 1123, Guide 129).
By name (blue pages): “Diacetyl” comes after Di-n-propyl ether (UN/NA 2384, Guide 127) and Diacetone alcohol (UN/NA 1148, Guide 129) and before Diallyl ether (UN/NA 2360, Guide 131P) and Diallylamine (UN/NA 2359, Guide 132).
Guide 127 · Library
Guide 127 covers 66 UN/NA numbers. The 12 around 2346 in the guide’s number order: UN/NA 1987 Alcohols, n.o.s.; UN/NA 2056 Tetrahydrofuran; UN/NA 2059 Nitrocellulose solution, flammable; UN/NA 2252 1,2-Dimethoxyethane; UN/NA 2302 5-Methylhexan-2-one; UN/NA 2338 Benzotrifluoride; UN/NA 2350 Butyl methyl ether; UN/NA 2352 Butyl vinyl ether, stabilized; UN/NA 2373 Diethoxymethane; UN/NA 2374 3,3-Diethoxypropene; UN/NA 2376 2,3-Dihydropyran; UN/NA 2377 1,1-Dimethoxyethane.
Source: ERG 2024 (U.S. DOT PHMSA, Transport Canada, SICT Mexico), for the initial phase of a transportation incident only. Hazora is not an official ERG publication and is not affiliated with or endorsed by these or any other government agencies.