Aluminum silicon powder, uncoated

Table row: 164
Proper shipping name: Aluminum silicon powder, uncoated
Hazard class: 4.3
UN / NA number: UN1398
Packing group: III
Label codes: ["4.3"]
Special provision codes: ["A1","A19","B136","IB8","IP4","T1","TP33","W31"]
Packaging exceptions (49 CFR 173.***): 151
Non-bulk packaging (49 CFR 173.***): 213
Bulk packaging (49 CFR 173.***): 241
Quantity limit, passenger aircraft or rail: 25 kg
Quantity limit, cargo aircraft only: 100 kg
Stowage location (column 10A): A
Other stowage provisions (column 10B): 13, 39, 40, 52, 53, 85, 103, 148
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 164)
Federal government regulatory text; GPO public-domain policy applies to government work; inspect third-party material separately — terms