Osmium tetroxide

Table row: 2553
Proper shipping name: Osmium tetroxide
Hazard class: 6.1
UN / NA number: UN2471
Packing group: I
Label codes: ["6.1"]
Special provision codes: ["A8","IB7","IP1","N33","N34","T6","TP33","W31"]
Packaging exceptions (49 CFR 173.***): None
Non-bulk packaging (49 CFR 173.***): 211
Bulk packaging (49 CFR 173.***): 242
Quantity limit, passenger aircraft or rail: 5 kg
Quantity limit, cargo aircraft only: 50 kg
Stowage location (column 10A): B
Other stowage provisions (column 10B): 40
Is forbidden: false

Source

eCFR Versioner full XML — 49 CFR Part 172, HMT — Office of the Federal Register / NARA · Cleared for reuse
Read from https://www.ecfr.gov/api/versioner/v1/full/2026-10-07/title-49.xml?part=172 (49 CFR § 172.101 HMT, data row 2553)
Federal government regulatory text; GPO public-domain policy applies to government work; inspect third-party material separately — terms