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UN/NA 3550 · Cobalt dihydroxide powder
UN/NA 3550 · ERG 2024 · Guide 151
- UN/NA
- 3550
- Edition
- ERG 2024
ERG 2024 lists UN/NA 3550 (Cobalt dihydroxide powder) under Guide 151, titled “Substances - Toxic (Non-Combustible)”.
Material name
3550 on a placard, orange panel or shipping paper
It points to the ERG 2024 entry “Cobalt dihydroxide powder” and to Guide 151. On a numbered orange panel, 3550 is the lower number (how to read an orange panel).
ERG 2024 markings for 3550
3550 is not highlighted in green (no Table 1 entry), and its guide number 151 has no P.
Entries near 3550
By number (yellow pages): before 3550 come UN/NA 3547 Articles containing corrosive substance, n.o.s. (Guide 154); UN/NA 3548 Articles containing miscellaneous dangerous goods, n.o.s. (Guide 171) and UN/NA 3549 Medical waste, category A, affecting animals only, solid (Guide 158); after it, UN/NA 3551 Sodium ion batteries (Guide 147); UN/NA 3552 Sodium ion batteries contained in equipment (Guide 147) and UN/NA 3553 Disilane (Guide 116).
By name (blue pages): “Cobalt dihydroxide powder” comes after Coal tar distillates, flammable (UN/NA 1136, Guide 128) and Coating solution (UN/NA 1139, Guide 127) and before Cobalt naphthenates, powder (UN/NA 2001, Guide 133) and Cobalt resinate, precipitated (UN/NA 1318, Guide 133).
Guide 151 · Library
Guide 151 covers 151 UN/NA numbers. The 12 around 3550 in the guide’s number order: UN/NA 1544 Alkaloids, solid, n.o.s. (poisonous); UN/NA 1546 Ammonium arsenate; UN/NA 1550 Antimony lactate; UN/NA 1551 Antimony potassium tartrate; UN/NA 1555 Arsenic bromide; UN/NA 3450 Diphenylchloroarsine, solid; UN/NA 3464 Organophosphorus compound, solid, poisonous, n.o.s.; UN/NA 3465 Organoarsenic compound, solid, n.o.s.; UN/NA 3466 Metal carbonyls, solid, n.o.s.; UN/NA 3467 Organometallic compound, solid, poisonous, n.o.s.; UN/NA 3546 Articles containing toxic substance, n.o.s.; UN/NA 9264 3,5-Dichloro-2,4,6-trifluoropyridine.
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.