Hazmat UN Number Lookup

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🏷️ Primary Hazard Class Filter

UN0154

Trinitrophenol or Picric acid, dry or wetted with less than 30 percent water, by mass

Explosives

Class 1.1D

CAS Registry108-95-2

Hazchem / EAC2Z

ERG Guide Number112

49 CFR Placards & Labels

Explosives 1.1Class 1.1D

⇩ SVG

Reportable Quantity — 1,000 lb (454 kg)

Any release meeting or exceeding this amount must be reported to the National Response Center at 1-800-424-8802 under 40 CFR 302.6 and 49 CFR 171.15.

Source: 40 CFR §302.4 CERCLA list, matched by CAS. DOT §172.101 Appendix A lists the same substance under a different chemical name; RQ value is identical by regulatory design.

Not listed as a Marine Pollutant under §172.101 Appendix B.

Regulatory Facts

Packing Group

—

Symbols (col 1)

—

Labels (col 6)

1.1D

PIH Zone

—

Packaging references (49 CFR §173.xxx)

Exceptions (col 8A)

None

Non-Bulk (col 8B)

§173.62

Bulk (col 8C)

None

Aircraft quantity limits (col 9)

Passenger / Rail (9A)

Forbidden

Cargo Aircraft Only (9B)

Forbidden

Vessel stowage (col 10)

Location (10A)

Other codes (10B)

25, 5E

Special provisions (col 7 — §172.102)

—

Hazard Classification & Risks

Class 1 — Explosive. Substance or article capable of a mass-explosion, projection, or fire/blast hazard (49 CFR §173.50).

Transport Regulations

Hazard class 1.1D. Placard/label codes: 1.1D. Packaging (49 CFR §173): exceptions §None, non-bulk §62, bulk §None. Quantity limits: passenger aircraft/rail Forbidden, cargo aircraft only Forbidden. Vessel stowage: 04 (other: 25, 5E). Classified per 49 CFR §172.101.

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Source & sourcing note

Regulatory data mirrors the U.S. 49 CFR §172.101 Hazardous Materials Table and companion columns (packaging, quantity limits, vessel stowage, special provisions) as published by the U.S. Pipeline and Hazardous Materials Safety Administration (PHMSA).

Emergency-response content is drawn from the 2024 Emergency Response Guidebook (ERG), a joint publication of PHMSA, Transport Canada, and Mexico’s SCT.

The U.S. edition of the ERG and all U.S. federal regulations are public-domain works under 17 U.S.C. §105. Descriptions on this page are plain-English paraphrases; for any compliance decision, consult the authoritative text on eCFR Title 49 and the ERG at PHMSA.dot.gov. “ERG™” is attributed to PHMSA / Transport Canada / SCT and used nominatively.

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Regulatory Facts

Packing Group

—

Symbols (col 1)

—

Labels (col 6)

1.1D

PIH Zone

—

Packaging references (49 CFR §173.xxx)

Exceptions (col 8A)

None

Non-Bulk (col 8B)

§173.62

Bulk (col 8C)

None

Aircraft quantity limits (col 9)

Passenger / Rail (9A)

Forbidden

Cargo Aircraft Only (9B)

Forbidden

Vessel stowage (col 10)

Location (10A)

Other codes (10B)

25, 5E

Special provisions (col 7 — §172.102)

—

Source & sourcing note

Emergency-response content is drawn from the 2024 Emergency Response Guidebook (ERG), a joint publication of PHMSA, Transport Canada, and Mexico’s SCT.