Shipping Classification
Alkali metal alloys, liquid, n.o.s
What this means
Alkali metal alloys, liquid, n.o.s appears on the federal Hazardous Materials Table (49 CFR §172.101), the table that governs how a material must be classified, packaged, and labeled for transport.
Hazard class / division
Class 4.3
UN / NA identification number
UN1421
Packing group
I
Label codes
4.3
Packaging — exceptions
None
Packaging — non-bulk
201
Packaging — bulk
244
Passenger aircraft / rail limit
Forbidden
Cargo aircraft only limit
1 L
Vessel stowage location
D
Vessel stowage — other
13, 52, 148
Special provisions (§172.102)
A2 — Single packagings are not permitted on aircraft.
A7 — Steel packagings must be corrosion-resistant or have protection against corrosion.
B48 — Portable tanks in sodium metal service may be visually inspected at least once every 5 years instead of being retested hydrostatically. Date of the visual inspection must be stenciled on the tank near the other required markings.
N34 — Aluminum construction materials are not authorized for any part of a packaging which is normally in contact with the hazardous material.
W31 — Non-bulk packagings must be hermetically sealed.
Packaging citations reference sections of 49 CFR Part 173 not expanded here. View the full official table on eCFR.gov.
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Source: Hazardous Materials Table (49 CFR §172.101) and Special Provisions (49 CFR §172.102), current as retrieved from eCFR.gov. View official table.