UN2903: Pesticides
As listed: Pesticides, liquid, toxic, flammable, n.o.s. flash point not less than 23 degrees C
UN2903 appears 3 times in the Hazardous Materials Table (49 CFR §172.101). Hazard class 6.1, packing group I, II, III.
All §172.101 entries for UN2903
| Proper shipping name | Class | PG | Labels |
|---|---|---|---|
| Pesticides, liquid, toxic, flammable, n.o.s. flash point not less than 23 degrees C | 6.1 | I | 6.1, 3 |
| Pesticides, liquid, toxic, flammable, n.o.s. flash point not less than 23 degrees C | 6.1 | II | 6.1, 3 |
| Pesticides, liquid, toxic, flammable, n.o.s. flash point not less than 23 degrees C | 6.1 | III | 6.1, 3 |
Open any entry for packaging sections, special provisions, air limits and vessel stowage.
What it means
Packing group ranks danger within the class: PG I = great danger; PG II = medium danger; PG III = minor danger.
Label codes (column 6): 6.1, 3 → Poison / Toxic label + subsidiary Flammable liquid label.
UN numbers are recognized for international and domestic transport.
Example basic description
Proper shipping name shown without the table's italic descriptive text. Order per §172.202: ID number, proper shipping name, hazard class, packing group. Example only — add technical names, “RQ”, quantities and other elements your shipment requires.
What to check next
- Match the name. Compare your SDS Section 14 to the proper shipping names above and pick the row with your packing group.
- Read the special provisions on the entry page (§172.102) — they can add limits or exceptions.
- Check packaging — the entry page lists the Part 173 sections for exceptions, non-bulk and bulk.
- Labels & placards. Placarding depends on class and quantity — see Table 1 vs Table 2.
- Emergency response. Find the response guide for UN2903 in the current PHMSA Emergency Response Guidebook.
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Common questions about UN2903
What is UN2903?
UN2903 is the identification number for Pesticides, liquid, toxic, flammable, n.o.s. in the DOT Hazardous Materials Table (49 CFR §172.101).
What hazard class is UN2903?
UN2903 is listed under hazard class 6.1 (poisonous (toxic) material).
What packing group is UN2903?
Packing group for UN2903: I, II, III. Where several rows exist, the packing group that fits your material decides which row applies.