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UN/NA 1873 · Perchloric acid, with more than 50% but not more than 72% acid
UN/NA 1873 · ERG 2024 · Guide 143
- UN/NA
- 1873
- Edition
- ERG 2024
ERG 2024 lists UN/NA 1873 (Perchloric acid, with more than 50% but not more than 72% acid) under Guide 143, titled “Oxidizers (Unstable)”.
Material name
1873 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Perchloric acid, with more than 50% but not more than 72% acid” and to Guide 143. On a numbered orange panel, 1873 is the lower number (how to read an orange panel).
ERG 2024 markings for 1873
1873 is not highlighted in green (no Table 1 entry), and its guide number 143 has no P.
Entries near 1873
By number (yellow pages): before 1873 come UN/NA 1870 Potassium borohydride (Guide 138); UN/NA 1871 Titanium hydride (Guide 170) and UN/NA 1872 Lead dioxide (Guide 140); after it, UN/NA 1884 Barium oxide (Guide 157); UN/NA 1885 Benzidine (Guide 153) and UN/NA 1886 Benzylidene chloride (Guide 156).
By name (blue pages): “Perchloric acid, with more than 50% but not more than 72% acid” comes after Perchlorates, inorganic, aqueous solution, n.o.s. (UN/NA 3211, Guide 140) and Perchlorates, inorganic, n.o.s. (UN/NA 1481, Guide 140) and before Perchloric acid, with not more than 50% acid (UN/NA 1802, Guide 157) and Perchloroethylene (UN/NA 1897, Guide 160).
Guide 143 · Library
Guide 143 covers 14 UN/NA numbers. The 12 around 1873 in the guide’s number order: UN/NA 1442 Ammonium perchlorate; UN/NA 1462 Chlorites, inorganic, n.o.s.; UN/NA 1472 Lithium peroxide; UN/NA 1496 Sodium chlorite; UN/NA 1506 Strontium chlorate; UN/NA 1509 Strontium peroxide; UN/NA 1510 Tetranitromethane; UN/NA 1516 Zinc peroxide; UN/NA 2015 Hydrogen peroxide, aqueous solution, stabilized, with more than 60% hydrogen peroxide; UN/NA 2466 Potassium superoxide; UN/NA 2547 Sodium superoxide; UN/NA 9191 Chlorine dioxide, hydrate, frozen.
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.