UN number lookup

What is UN 2556?

UN 2556: Nitrocellulose with alcohol. US class 4.1; PG II.

Source: US Government Publishing Office, 49 CFR 172.101 HMTRetrieved 2026-11-06Independent information site: we are not the authority and not the source of the data.

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UN number
UN 2556
Proper shipping name (first listed)
Nitrocellulose with alcohol
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 2369

Proper shipping name: Nitrocellulose with alcohol.

Full column-2 description: Nitrocellulose with alcohol with not less than 25 percent alcohol by mass, and with not more than 12.6 percent nitrogen, by dry mass

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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