Hazard Class
2
Gases
Classification Code
3A
Packing Group
N/A
Not applicable
Hazard ID No.
22
Kemler code
Transport Category
3
For 1,000-point rule
Tunnel Code
(C/E)
Tunnel restriction
Check if UN 2187 qualifies for 1.1.3.6 exemption
Calculate small load points and check exemption thresholds
Other Gases (Class 2)
Use this data programmatically
GET /api/adr?un=2187📅Data: UNECE ADR 2025, licensed from Labeline.com. Last verified May 2026
ADR reference data only. Classification is the consignor's legal responsibility. Consult a DGSA for compliance decisions.
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