What is UN 1341?
UN 1341: Phosphorus sesquisulfide. US class 4.1; PG II.
- UN number
- UN 1341
- Proper shipping name (first listed)
- Phosphorus sesquisulfide
- US class or division (first name)
- 4.1
- Packing groups (first name)
- II
- Source rows for this UN number
- 1
- Table jurisdiction
- United States HMT; not an ADR table
- Version
- 49 CFR 172.101, revised 1 October 2025
- Official source
- US Government Publishing Office, 49 CFR 172.101 HMT
Source row 2740
Proper shipping name: Phosphorus sesquisulfide.
Full column-2 description: Phosphorus sesquisulfide, free from yellow or white phosphorus
US hazard class or division: 4.1. Packing group: II.
Column-1 symbols: Blank in source.
Before shipping
Check the current ADR edition before shipping. This is a US HMT reference snapshot, not ADR classification or shipping, legal or safety advice.
This page omits the other HMT columns. Check the full official table, its symbols and applicable provisions for your consignment.
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