HazMat Tool — substance information

Lead azide, wetted with not less than 20 percent water or mixture of alcohol and water, by mass

HMT May 2026

UN / ID: UN 0129
Hazard class: 1.1A
Packing group: —
ERG guide: —
Special provisions: SP 111, SP 117
Source: 49 CFR §172 (2026/05)

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Lead azide, wetted with not less than 20 percent water or mixture of alcohol and water, by mass

Substance Data

Source: PubChem (HSDB, 01.12.2019)

CAS-Number

13424-46-9

Flash Point

n/a

Boiling Point

n/a

Hazardous Materials Table

Source: 49 CFR §172 (2026/05)

(3) Hazard Class

1.1
Explosives

Compatibility group of explosives - Description of substances or article to be classified

Group: A

Primary explosive substance

Source: 49 CFR §173.52

(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.

111	Explosive substances of Division 1.1 Compatibility Group A (1.1A) are forbidden for transportation if dry or not desensitized, unless incorporated in a device. Browse special provision 111
117	If shipment of the explosive substance is to take place at a time that freezing weather is anticipated, the water contained in the explosive substance must be mixed with denatured alcohol so that freezing will not occur. Browse special provision 117

(8) Packing Authorizations (§173.***)

(8A) Exceptions	None
(8B) Non-bulk	62	see 49 CFR §173.62
(8C) Bulk	None

(9) Quantity Limits

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

(10) Vessel stowage

(10A) Location

Stowage category “05” means the material may be stowed “on deck” in closed cargo transport units on a cargo vessel (up to 12 passengers) but the material is prohibited on a passenger vessel.

Source: 49 CFR §172.101(k)

(10B) Other

25	see 49 CFR §176.84

Source: 49 CFR §176.84

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.

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