UN 2215 has 2 classification variants in ADR 2025 — different hazard divisions or descriptions for the same UN number. Each variant may have different transport requirements.
Variant 1 of 2
MALEIC ANHYDRIDE, MOLTEN
Hazard Class
8
Corrosive Substances
Classification Code
C3
Packing Group
III
Low danger
Hazard ID No.
80
Kemler code
Transport Category
0
For 1,000-point rule
Tunnel Code
(E)
Tunnel restriction
Variant 2 of 2
MALEIC ANHYDRIDE
Hazard Class
8
Corrosive Substances
Classification Code
C4
Packing Group
III
Low danger
Hazard ID No.
80
Kemler code
Transport Category
3
For 1,000-point rule
Tunnel Code
(E)
Tunnel restriction
Check if UN 2215 qualifies for 1.1.3.6 exemption
Calculate small load points and check exemption thresholds
Other Corrosive Substances (Class 8)
Use this data programmatically
GET /api/adr?un=2215📅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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