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UN/NA 1839 · Trichloroacetic acid
UN/NA 1839 · ERG 2024 · Guide 153
- UN/NA
- 1839
- Edition
- ERG 2024
ERG 2024 lists UN/NA 1839 (Trichloroacetic acid) under Guide 153, titled “Substances - Toxic and/or Corrosive (Combustible)”.
Material name
1839 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Trichloroacetic acid” and to Guide 153. On a numbered orange panel, 1839 is the lower number (how to read an orange panel).
ERG 2024 markings for 1839
1839 is not highlighted in green (no Table 1 entry), and its guide number 153 has no P.
Entries near 1839
By number (yellow pages): before 1839 come UN/NA 1836 Thionyl chloride (Guide 137); UN/NA 1837 Thiophosphoryl chloride (Guide 157) and UN/NA 1838 Titanium tetrachloride (Guide 137); after it, UN/NA 1840 Zinc chloride, solution (Guide 154); UN/NA 1841 Acetaldehyde ammonia (Guide 171) and UN/NA 1843 Ammonium dinitro-o-cresolate, solid (Guide 141).
By name (blue pages): “Trichloroacetic acid” comes after Tributylamine (UN/NA 2542, Guide 153) and Tributylphosphane (UN/NA 3254, Guide 135) and before Trichloroacetic acid, solution (UN/NA 2564, Guide 153) and Trichloroacetyl chloride (UN/NA 2442, Guide 156).
Guide 153 · Library
Guide 153 covers 168 UN/NA numbers. The 12 around 1839 in the guide’s number order: UN/NA 1770 Diphenylmethyl bromide; UN/NA 1779 Formic acid; UN/NA 1783 Hexamethylenediamine, solution; UN/NA 1793 Isopropyl acid phosphate; UN/NA 1803 Phenolsulfonic acid, liquid; UN/NA 1835 Tetramethylammonium hydroxide aqueous solution with more than 2.5% but less than 25% tetramethylammonium hydroxide; UN/NA 1847 Potassium sulfide, hydrated, with not less than 30% water of crystallization; UN/NA 1848 Propionic acid; UN/NA 1849 Sodium sulfide, hydrated, with not less than 30% water; UN/NA 1885 Benzidine; UN/NA 1902 Diisooctyl acid phosphate; UN/NA 1903 Disinfectant, liquid, corrosive, n.o.s.
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.