Shipping Classification
Calcium carbide
What this means
Calcium carbide 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.
IdentificationPackagingTransport limitsVessel stowage
Packing group I
Hazard class / division
Class 4.3
UN / NA identification number
Packing group
I
Label codes
4.3
Packaging — exceptions
None
Packaging — non-bulk
211
Packaging — bulk
242
Passenger aircraft / rail limit
Forbidden
Cargo aircraft only limit
15 kg
Vessel stowage location
B
Vessel stowage — other
13, 52, 148
Special provisions (§172.102)
A1 (see §172.102 or related section for full text)
A8 (see §172.102 or related section for full text)
B55 (see §172.102 or related section for full text)
B59 (see §172.102 or related section for full text)
IB4 (see §172.102 or related section for full text)
IP1 (see §172.102 or related section for full text)
N34 (see §172.102 or related section for full text)
T9 (see §172.102 or related section for full text)
TP7 (see §172.102 or related section for full text)
TP33 (see §172.102 or related section for full text)
W31 (see §172.102 or related section for full text)
Packing group II
Hazard class / division
Class 4.3
UN / NA identification number
Packing group
II
Label codes
4.3
Packaging — exceptions
151
Packaging — non-bulk
212
Packaging — bulk
241
Passenger aircraft / rail limit
15 kg
Cargo aircraft only limit
50 kg
Vessel stowage location
B
Vessel stowage — other
13, 52, 148
Special provisions (§172.102)
A1 (see §172.102 or related section for full text)
A8 (see §172.102 or related section for full text)
B55 (see §172.102 or related section for full text)
B59 (see §172.102 or related section for full text)
IB7 (see §172.102 or related section for full text)
IP2 (see §172.102 or related section for full text)
IP21 (see §172.102 or related section for full text)
N34 (see §172.102 or related section for full text)
T3 (see §172.102 or related section for full text)
TP33 (see §172.102 or related section for full text)
W31 (see §172.102 or related section for full text)
W40 (see §172.102 or related section for full text)
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) via eCFR.gov, current as of Oct 23, 2026. View official table.