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UN/NA 1407 · Caesium
UN/NA 1407 · ERG 2024 · Guide 138
- UN/NA
- 1407
- Edition
- ERG 2024
ERG 2024 lists UN/NA 1407 (Caesium) under Guide 138, titled “Substances - Water-Reactive (Emitting Flammable Gases)”.
Material name
1407 on a placard, orange panel or shipping paper
It can stand for either of two ERG 2024 entries: “Caesium” and “Cesium”. Both use Guide 138, so the number alone is enough to find the guide. On a numbered orange panel, 1407 is the lower number (how to read an orange panel).
ERG 2024 markings for 1407
1407 is not highlighted in green (no Table 1 entry), and its guide number 138 has no P.
Entries near 1407
By number (yellow pages): before 1407 come UN/NA 1403 Calcium cyanamide, with more than 0.1% calcium carbide (Guide 138); UN/NA 1404 Calcium hydride (Guide 138) and UN/NA 1405 Calcium silicide (Guide 138); after it, UN/NA 1408 Ferrosilicon (Guide 139); UN/NA 1409 Metal hydrides, water-reactive, n.o.s. (Guide 138) and UN/NA 1410 Lithium aluminum hydride (Guide 138).
By name (blue pages): “Caesium” comes after Cacodylic acid (UN/NA 1572, Guide 151) and Cadmium compound (UN/NA 2570, Guide 154) and before Caesium hydroxide (UN/NA 2682, Guide 157) and Caesium hydroxide, solution (UN/NA 2681, Guide 154).
By name (blue pages): “Cesium” comes after Cerium, slabs, ingots or rods (UN/NA 1333, Guide 170) and Cerium, turnings or gritty powder (UN/NA 3078, Guide 138) and before Cesium hydroxide (UN/NA 2682, Guide 157) and Cesium hydroxide, solution (UN/NA 2681, Guide 154).
Other names starting with “Caesium”: Caesium nitrate (UN/NA 1451, Guide 140).
Guide 138 · Library
Guide 138 covers 74 UN/NA numbers. The 12 around 1407 in the guide’s number order: UN/NA 1400 Barium; UN/NA 1401 Calcium; UN/NA 1402 Calcium carbide; UN/NA 1403 Calcium cyanamide, with more than 0.1% calcium carbide; UN/NA 1404 Calcium hydride; UN/NA 1405 Calcium silicide; UN/NA 1409 Metal hydrides, water-reactive, n.o.s.; UN/NA 1410 Lithium aluminum hydride; UN/NA 1411 Lithium aluminum hydride, ethereal; UN/NA 1413 Lithium borohydride; UN/NA 1414 Lithium hydride; UN/NA 1415 Lithium.
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.