UN identification number

UN0150: Pentaerythrite tetranitrate

As listed: Pentaerythrite tetranitrate, wetted or Pentaerythritol tetranitrate, wetted, or PETN, wetted with not less than 25 percent water, by mass, or Pentaerythrite tetranitrate, or Pentaerythritol tetranitrate or PETN, desensitized with not less than 15 percent phlegmatizer by mass

UN0150 appears 1 time in the Hazardous Materials Table (49 CFR §172.101). Hazard class 1.1D.

ID numberUN0150

Hazard class1.1D

Packing groupnot assigned

Label codes1.1D

All §172.101 entries for UN0150

Proper shipping name	Class	PG	Labels
Pentaerythrite tetranitrate, wetted or Pentaerythritol tetranitrate, wetted, or PETN, wetted with not less than 25 percent water, by mass, or Pentaerythrite tetranitrate, or Pentaerythritol tetranitrate or PETN, desensitized with not less than 15 percent phlegmatizer by mass	1.1D	—	1.1D

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

What it means

1.1D

Class 1.1D — Explosives. Materials that can explode, burst, or rapidly release energy. Divisions 1.1–1.6 rank the type of hazard, from mass explosion (1.1) to extremely insensitive articles (1.6).

Label codes (column 6): 1.1D → Explosive 1.1D label.

UN numbers are recognized for international and domestic transport.

Example basic description

UN0150, Pentaerythrite tetranitrate, wetted or Pentaerythritol tetranitrate, wetted, or PETN, wetted Pentaerythrite tetranitrate, or Pentaerythritol tetranitrate or PETN, desensitized, 1.1D

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 UN0150 in the current PHMSA Emergency Response Guidebook.

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Common questions about UN0150

What is UN0150?

UN0150 is the identification number for Pentaerythrite tetranitrate, wetted or Pentaerythritol tetranitrate, wetted, or PETN, wetted Pentaerythrite tetranitrate, or Pentaerythritol tetranitrate or PETN, desensitized in the DOT Hazardous Materials Table (49 CFR §172.101).

What hazard class is UN0150?

UN0150 is listed under hazard class 1.1D (explosives).

What packing group is UN0150?

Packing group for UN0150: not assigned. 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.