Hazora · Library
UN/NA 2501 · Tris-(1-aziridinyl)phosphine oxide, solution
UN/NA 2501 · ERG 2024 · Guide 152
- UN/NA
- 2501
- Edition
- ERG 2024
ERG 2024 lists UN/NA 2501 (Tris-(1-aziridinyl)phosphine oxide, solution) under Guide 152, titled “Substances - Toxic (Combustible)”.
Material name
2501 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Tris-(1-aziridinyl)phosphine oxide, solution” and to Guide 152. On a numbered orange panel, 2501 is the lower number (how to read an orange panel).
ERG 2024 markings for 2501
2501 is not highlighted in green (no Table 1 entry), and its guide number 152 has no P.
Entries near 2501
By number (yellow pages): before 2501 come UN/NA 2495 Iodine pentafluoride (Guide 144); UN/NA 2496 Propionic anhydride (Guide 156) and UN/NA 2498 1,2,3,6-Tetrahydrobenzaldehyde (Guide 129); after it, UN/NA 2502 Valeryl chloride (Guide 132); UN/NA 2503 Zirconium tetrachloride (Guide 137) and UN/NA 2504 Acetylene tetrabromide (Guide 159).
By name (blue pages): “Tris-(1-aziridinyl)phosphine oxide, solution” comes after Tripropylamine (UN/NA 2260, Guide 132) and Tripropylene (UN/NA 2057, Guide 128) and before Tungsten hexafluoride (UN/NA 2196, Guide 125) and Turpentine (UN/NA 1299, Guide 128).
Guide 152 · Library
Guide 152 covers 52 UN/NA numbers. The 12 around 2501 in the guide’s number order: UN/NA 2233 Chloroanisidines; UN/NA 2306 Nitrobenzotrifluorides, liquid; UN/NA 2307 3-Nitro-4-chlorobenzotrifluoride; UN/NA 2322 Trichlorobutene; UN/NA 2433 Chloronitrotoluenes, liquid; UN/NA 2470 Phenylacetonitrile, liquid; UN/NA 2512 Aminophenols; UN/NA 2667 Butyltoluenes; UN/NA 2669 Chlorocresols, solution; UN/NA 2690 N,n-Butylimidazole; UN/NA 2729 Hexachlorobenzene; UN/NA 2730 Nitroanisoles, liquid.
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.