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UN identification number

UN1360: Calcium phosphide

UN1360 appears 1 time in the Hazardous Materials Table (49 CFR §172.101). Hazard class 4.3, packing group I.

ID numberUN1360
Hazard class4.3
Packing groupI
Label codes4.3, 6.1

All §172.101 entries for UN1360

Proper shipping nameClassPGLabels
Calcium phosphide4.3I4.3, 6.1

Open any entry for packaging sections, special provisions, air limits and vessel stowage.

What it means

4.3
Class 4.3 — Dangerous when wet. Materials that give off flammable or toxic gas when they contact water.

Packing group ranks danger within the class: PG I = great danger.

Label codes (column 6): 4.3, 6.1 → Dangerous when wet label + subsidiary Poison / Toxic label.

UN numbers are recognized for international and domestic transport.

Example basic description

UN1360, Calcium phosphide, 4.3, PG I

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

  1. Match the name. Compare your SDS Section 14 to the proper shipping names above and pick the row with your packing group.
  2. Read the special provisions on the entry page (§172.102) — they can add limits or exceptions.
  3. Check packaging — the entry page lists the Part 173 sections for exceptions, non-bulk and bulk.
  4. Labels & placards. Placarding depends on class and quantity — see Table 1 vs Table 2.
  5. Emergency response. Find the response guide for UN1360 in the current PHMSA Emergency Response Guidebook.
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Common questions about UN1360

What is UN1360?

UN1360 is the identification number for Calcium phosphide in the DOT Hazardous Materials Table (49 CFR §172.101).

What hazard class is UN1360?

UN1360 is listed under hazard class 4.3 (dangerous when wet).

What packing group is UN1360?

Packing group for UN1360: I. Where several rows exist, the packing group that fits your material decides which row applies.

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Source: Hazardous Materials Table (49 CFR §172.101), eCFR.gov — current as of Oct 23, 2026. View the official table. Reference only — verify current requirements before shipping.