UN 3497 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
KRILL MEAL
Hazard Class
4.2
Flammable Solids
Classification Code
S2
Packing Group
II
Medium danger
Hazard ID No.
40
Kemler code
Transport Category
2
For 1,000-point rule
Tunnel Code
(D/E)
Tunnel restriction
Variant 2 of 2
KRILL MEAL
Hazard Class
4.2
Flammable Solids
Classification Code
S2
Packing Group
III
Low danger
Hazard ID No.
40
Kemler code
Transport Category
3
For 1,000-point rule
Tunnel Code
(E)
Tunnel restriction
Check if UN 3497 qualifies for 1.1.3.6 exemption
Calculate small load points and check exemption thresholds
Other Flammable Solids (Class 4)
Use this data programmatically
GET /api/adr?un=3497📅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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