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UN/NA 3404 · Potassium sodium alloys, solid
UN/NA 3404 · ERG 2024 · Guide 138
- UN/NA
- 3404
- Edition
- ERG 2024
ERG 2024 lists UN/NA 3404 (Potassium sodium alloys, solid) under Guide 138, titled “Substances - Water-Reactive (Emitting Flammable Gases)”.
Material name
3404 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Potassium sodium alloys, solid” and to Guide 138. On a numbered orange panel, 3404 is the lower number (how to read an orange panel).
ERG 2024 markings for 3404
3404 is not highlighted in green (no Table 1 entry), and its guide number 138 has no P.
Entries near 3404
By number (yellow pages): before 3404 come UN/NA 3401 Alkali metal amalgam, solid (Guide 138); UN/NA 3402 Alkaline earth metal amalgam, solid (Guide 138) and UN/NA 3403 Potassium metal alloys, solid (Guide 138); after it, UN/NA 3405 Barium chlorate, solution (Guide 141); UN/NA 3406 Barium perchlorate, solution (Guide 141) and UN/NA 3407 Chlorate and magnesium chloride mixture, solution (Guide 140).
By name (blue pages): “Potassium sodium alloys, solid” comes after Potassium phosphide (UN/NA 2012, Guide 139) and Potassium sodium alloys, liquid (UN/NA 1422, Guide 138) and before Potassium sulfide, anhydrous (UN/NA 1382, Guide 135) and Potassium sulfide, hydrated, with not less than 30% water of crystallization (UN/NA 1847, Guide 153).
Other names starting with “Potassium”: Potassium nitrite (UN/NA 1488, Guide 140); Potassium perchlorate (UN/NA 1489, Guide 140); Potassium permanganate (UN/NA 1490, Guide 140); Potassium peroxide (UN/NA 1491, Guide 144); Potassium persulphate (UN/NA 1492, Guide 140) and Potassium superoxide (UN/NA 2466, Guide 143).
Guide 138 · Library
Guide 138 covers 74 UN/NA numbers. The 12 around 3404 in the guide’s number order: UN/NA 1389 Alkali metal amalgam, liquid; UN/NA 3397 Organometallic substance, solid, water-reactive, self-heating; UN/NA 3399 Organometallic substance, liquid, water-reactive, flammable; UN/NA 3400 Organometallic substance, solid, self-heating; UN/NA 3401 Alkali metal amalgam, solid; UN/NA 3402 Alkaline earth metal amalgam, solid; UN/NA 3403 Potassium metal alloys, solid; UN/NA 3476 Fuel cell cartridges, containing water-reactive substances; UN/NA 3482 Alkali metal dispersion, flammable; UN/NA 3536 Lithium batteries installed in cargo transport unit (lithium metal batteries); UN/NA 3543 Articles containing a substance which in contact with water emits flammable gases, n.o.s.; UN/NA 3557 Vehicle, lithium metal battery powered.
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.