HazMat Tool — substance information Reference only — not a shipping paper, placard mandate, or CVI record.

Radioactive material, excepted package-empty packaging

HMT 15 June 2026

UN / ID: UN 2908
Hazard class: 7
Packing group: —
ERG guide: ERG 161
Special provisions: SP 368
Source: 49 CFR §172 (15 June 2026)

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Radioactive material, excepted package-empty packaging

Emergency Response Guide No. 161

Hazardous Materials Table

Source: 49 CFR §172 (15 June 2026)

(3) Hazard class

7
Radioactive materials

(7) Special Provisions (§172.102)

×Note:
Special provisions may be very complex. The extracts are taken from 49 CFR §172.102. Please be careful with the information, as necessary, additional conditions may be applied that are not written here. Please check the original source and report bugs.

368	In the case of non-fissile or fissile-excepted uranium hexafluoride, the material must be classified under UN3507 or UN2978. Browse special provision 368

(8) Packing Authorizations (§173.***)

(8A) Exceptions	422, 428	see 49 CFR §173.422, 428
(8B) Non-bulk	422, 428	see 49 CFR §173.422, 428
(8C) Bulk	422, 428	see 49 CFR §173.422, 428

(9) Quantity Limits

(9A) Passenger aircraft/rail	—
(9B) Cargo aircraft only	—

(10) Vessel stowage

(10A) Location	A Stowage category “A” means the material may be stowed “on deck” or “under deck” on a cargo vessel or on a passenger vessel. Source: 49 CFR §172.101(k)
(10B) Other	—

Segregation chart for load, transport, and storage

This chart shows whether loading, transport, or storage with other hazard classes is permitted, prohibited, or restricted. Based on 49 CFR §177.848.

Hazard class	8	7	6.1	5.2	5.1	4.3	4.2	4.1	3	2.3B	2.3A	2.2	2.1	1.6	1.5	1.4	1.3	1.1/1.2
1.1/1.2
1.3
1.4
1.5
1.6
2.1
2.2
2.3A
2.3B
3
4.1
4.2
4.3
5.1
5.2
6.1
7
8

	Must not be loaded, transported, or stored together in the same vehicle or facility.
	May be loaded, transported, or stored together.
	May be loaded, transported, or stored together only with restrictions.