HazMat Tool — substance information

Chemical kit

HMT 15 June 2026

UN / ID: UN 3316
Hazard class: 9
Packing group: n/a (multiple — see tabs)
ERG guide: ERG 171
Special provisions: SP 15
Source: 49 CFR §172 (15 June 2026)

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Chemical kit

Emergency Response Guide No. 171

Hazardous Materials Table

Source: 49 CFR §172 (15 June 2026)

Packing group
Packing group

(3) Hazard Class

9
Miscellaneous hazardous 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.

15	This entry applies to “Chemical kits” and “First aid kits” containing one or more compatible items of hazardous materials in boxes, cases, etc. that, for example, are used for medical, analytical, diagnostic, testing, or repair purposes. Kits that are carried on board transport vehicles for first aid or operating purposes are not subject to the requirements of this subchapter. Browse special provision 15

(8) Packing Authorizations (§173.***)

(8A) Exceptions	161	see 49 CFR §173.161
(8B) Non-bulk	161	see 49 CFR §173.161
(8C) Bulk	None

(9) Quantity Limits

(9A) Passenger aircraft/rail	10 kg
(9B) Cargo aircraft only	10 kg

(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	n/a

(3) Hazard Class

8
Corrosive liquids

(4) Identification number

NA 1760

(5) Packing Group

Comparison View of PG

(6) Labels

(1) Symbols

This entry is signed with "D". The letter "D" identifies proper shipping names which are appropriate for describing materials for domestic transportation but may be inappropriate for international transportation under the provisions of international regulations (e.g., IMO, ICAO). An alternate proper shipping name may be selected when either domestic or international transportation is involved.

(7) Special Provisions (§172.102)

(8) Packing Authorizations (§173.***)

(8A) Exceptions	154	see 49 CFR §173.154
(8B) Non-bulk	161	see 49 CFR §173.161
(8C) Bulk	None

(9) Quantity Limits

(9A) Passenger aircraft/rail	1 L
(9B) Cargo aircraft only	30 L

(10) Vessel stowage

(10A) Location

Stowage category “B” means

(i) The material may be stowed “on deck” or “under deck” on a cargo vessel and on a passenger vessel carrying a number of passengers limited to not more than the larger of 25 passengers, or one passenger per each 3 m of overall vessel length; and
(ii) “On deck only” on passenger vessels in which the number of passengers specified in paragraph (k)(2)(i) of this section is exceeded.

Source: 49 CFR §172.101(k)

(10B) Other

40	see 49 CFR §176.84

Source: 49 CFR §176.84

Packing group comparison

Multiple packing groups apply to this entry. See assignment criteria in 49 CFR §173 Subpart D. Details are in the tabs above; differences are highlighted.

	PG n/a	PG II
1		D
2	Chemical kit	Chemical kit
3	9	8
4	UN 3316	NA 1760
5	n/a	II
6	9	8
7	15	n/a
8A	161	154
8B	161	161
8C	None	None
9A	10 kg	1 L
9B	10 kg	30 L
10A	A	B
10B	n/a	40

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.

Note: In this segregation and separation chart are HazMat of hazard class 8 considered depending if there are liquid. Currently HazMat Tool is not able to to check if a HazMat is liquid or not. Therefore it is assumed as liquid. See PHMSA Interpretation #09-0252.

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.

Similar substances

UN / ID	Proper shipping name	Hazard class
UN 1326	Hafnium powder, wetted with not less than 25 percent water (a visible excess of water must be present) (a) mechanically produced, particle size less than 53 microns; (b) chemically produced, particle size less than 840 microns	4.1
UN 1352	Titanium powder, wetted with not less than 25 percent water (a visible excess of water must be present) (a) mechanically produced, particle size less than 53 microns; (b) chemically produced, particle size less than 840 microns	4.1
UN 1358	Zirconium powder, wetted with not less than 25 percent water (a visible excess of water must be present) (a) mechanically produced, particle size less than 53 microns; (b) chemically produced, particle size less than 840 microns	4.1
UN 3356	Oxygen generator, chemical (including when contained in associated equipment, e.g., passenger service units (PSUs), portable breathing equipment (PBE), etc)	5.1
UN 3505	Chemical under pressure, flammable, corrosive, n.o.s	2.1
UN 3504	Chemical under pressure, flammable, toxic, n.o.s	2.1
UN 3503	Chemical under pressure, corrosive, n.o.s	2.2
UN 3501	Chemical under pressure, flammable, n.o.s	2.1
UN 3502	Chemical under pressure, toxic, n.o.s	2.2
NA 3356	Oxygen generator, chemical, spent	9
UN 3500	Chemical under pressure, n.o.s	2.2