HazMat Tool — substance information

Aluminum powder, coated

HMT May 2026
UN / ID
UN 1309
Hazard class
4.1
Packing group
II (multiple — see tabs)
ERG guide
ERG 170
Special provisions
SP IB8, SP IP2, SP IP21, SP T3, SP TP33, SP W100
Source
49 CFR §172 (2026/05)

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Aluminum powder, coated

Substance Data

Source: PubChem (HSDB, 09.12.2019)

CAS-Number

7429-90-5

Flash Point

n/a

Boiling Point

n/a

Emergency Response Guide No. 170

Hazardous Materials Table

Source: 49 CFR §172 (2026/05)

(3) Hazard Class

4.1
Flammable solids

(4) Identification number Help

UN 1309

(5) Packing Group Help

II

(6) Labels Help

Flammable solids (4.1)

(7) Special Provisions (§172.102) Help

×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.
IB8
IP2
IP21
T3
TP33
W100

(8) Packing Authorizations (§173.***) Help

(8A) Exceptions151see 49 CFR §173.151
(8B) Non-bulk212see 49 CFR §173.212
(8C) Bulk240see 49 CFR §173.240

(9) Quantity Limits Help

(9A) Passenger aircraft/rail15 kg
(9B) Cargo aircraft only50 kg

(10) Vessel stowage Help

(10A) Location
(10B) Other

(3) Hazard Class

4.1
Flammable solids

(4) Identification number Help

UN 1309

(5) Packing Group Help

III

(6) Labels Help

Flammable solids (4.1)

(7) Special Provisions (§172.102) Help

×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.
B134
IB8
IP21
T1
TP33
W100

(8) Packing Authorizations (§173.***) Help

(8A) Exceptions151see 49 CFR §173.151
(8B) Non-bulk213see 49 CFR §173.213
(8C) Bulk240see 49 CFR §173.240

(9) Quantity Limits Help

(9A) Passenger aircraft/rail25 kg
(9B) Cargo aircraft only100 kg

(10) Vessel stowage Help

(10A) Location
(10B) Other

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 II PG III
1
2Aluminum powder, coatedAluminum powder, coated
34.14.1
4UN 1309UN 1309
5IIIII
64.14.1
7IB8, IP2, IP21, T3, TP33, W100B134, IB8, IP21, T1, TP33, W100
8A151151
8B212213
8C240240
9A15 kg25 kg
9B50 kg100 kg
10AAA
10B13, 39, 52, 53, 74, 101, 147, 14813, 39, 52, 53, 74, 101, 147, 148

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.

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