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UN/NA 1841 · Acetaldehyde ammonia
UN/NA 1841 · ERG 2024 · Guide 171
- UN/NA
- 1841
- Edition
- ERG 2024
ERG 2024 lists UN/NA 1841 (Acetaldehyde ammonia) under Guide 171, titled “Substances (Low to Moderate Hazard)”.
Material name
1841 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Acetaldehyde ammonia” and to Guide 171. On a numbered orange panel, 1841 is the lower number (how to read an orange panel).
ERG 2024 markings for 1841
1841 is not highlighted in green (no Table 1 entry), and its guide number 171 has no P.
Entries near 1841
By number (yellow pages): before 1841 come UN/NA 1838 Titanium tetrachloride (Guide 137); UN/NA 1839 Trichloroacetic acid (Guide 153) and UN/NA 1840 Zinc chloride, solution (Guide 154); after it, UN/NA 1843 Ammonium dinitro-o-cresolate, solid (Guide 141); UN/NA 1845 Carbon dioxide, solid (Guide 120) and UN/NA 1846 Carbon tetrachloride (Guide 151).
By name (blue pages): “Acetaldehyde ammonia” comes after Acetal (UN/NA 1088, Guide 127) and Acetaldehyde (UN/NA 1089, Guide 129P) and before Acetaldehyde oxime (UN/NA 2332, Guide 129) and Acetic acid, glacial (UN/NA 2789, Guide 132).
Guide 171 · Library
Guide 171 covers 36 UN/NA numbers. The 12 around 1841 in the guide’s number order: UN/NA 1931 Zinc dithionite; UN/NA 1941 Dibromodifluoromethane; UN/NA 1990 Benzaldehyde; UN/NA 2211 Polymeric beads, expandable; UN/NA 2212 Asbestos; UN/NA 2216 Fish meal, stabilized; UN/NA 3508 Capacitor, asymmetric; UN/NA 3509 Packagings discarded, empty, uncleaned; UN/NA 3530 Engine, internal combustion; UN/NA 3548 Articles containing miscellaneous dangerous goods, n.o.s.; UN/NA 3559 Fire suppressant dispersing devices; UN/NA 8000 Consumer commodity.
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.