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UN/NA 1451 · Caesium nitrate
UN/NA 1451 · ERG 2024 · Guide 140
- UN/NA
- 1451
- Edition
- ERG 2024
ERG 2024 lists UN/NA 1451 (Caesium nitrate) under Guide 140, titled “Oxidizers”.
Material name
1451 on a placard, orange panel or shipping paper
It can stand for either of two ERG 2024 entries: “Caesium nitrate” and “Cesium nitrate”. Both use Guide 140, so the number alone is enough to find the guide. On a numbered orange panel, 1451 is the lower number (how to read an orange panel).
ERG 2024 markings for 1451
1451 is not highlighted in green (no Table 1 entry), and its guide number 140 has no P.
Entries near 1451
By number (yellow pages): before 1451 come UN/NA 1448 Barium permanganate (Guide 141); UN/NA 1449 Barium peroxide (Guide 141) and UN/NA 1450 Bromates, inorganic, n.o.s. (Guide 140); after it, UN/NA 1452 Calcium chlorate (Guide 140); UN/NA 1453 Calcium chlorite (Guide 140) and UN/NA 1454 Calcium nitrate (Guide 140).
By name (blue pages): “Caesium nitrate” comes after Caesium hydroxide (UN/NA 2682, Guide 157) and Caesium hydroxide, solution (UN/NA 2681, Guide 154) and before Calcium (UN/NA 1401, Guide 138) and Calcium alloys, pyrophoric (UN/NA 1855, Guide 135).
By name (blue pages): “Cesium nitrate” comes after Cesium hydroxide (UN/NA 2682, Guide 157) and Cesium hydroxide, solution (UN/NA 2681, Guide 154) and before Charcoal (UN/NA 1361, Guide 133) and Chemical kit (UN/NA 1760, Guide 154).
Other names starting with “Caesium”: Caesium (UN/NA 1407, Guide 138).
Guide 140 · Library
Guide 140 covers 98 UN/NA numbers. The 12 around 1451 in the guide’s number order: UN/NA 1438 Aluminum nitrate; UN/NA 1444 Ammonium persulfate; UN/NA 1450 Bromates, inorganic, n.o.s.; UN/NA 1452 Calcium chlorate; UN/NA 1453 Calcium chlorite; UN/NA 1454 Calcium nitrate; UN/NA 1455 Calcium perchlorate; UN/NA 1456 Calcium permanganate; UN/NA 1457 Calcium peroxide; UN/NA 3486 Calcium hypochlorite mixture, dry, corrosive, with more than 10% but not more than 39% available chlorine; UN/NA 3487 Calcium hypochlorite, hydrated, corrosive, with not less than 5.5% but not more than 16% water; UN/NA 3544 Articles containing oxidizing substance, 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.