Overview
Transport classification and identification for dangerous goods by road
Classification Details
Hazard labelling, danger number, and packing group information
N/A
I = High danger, II = Medium danger, III = Low danger
2.2 2.2
Required on packages and vehicles
22
Kemler code on orange-colored plates
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Transport Regulations
Transport category, tunnel restrictions, and special provisions
3
Determines maximum quantity per transport unit
(C/E)
Restrictions for passage through road tunnels
345 346 593 345 346 593
Quantity Limits
Limited and excepted quantity thresholds for simplified transport
120 ml
Maximum under simplified transport provisions
E1
Exempt from certain ADR provisions
Packing Instructions
Packaging requirements, special provisions, and mixed packing rules
P203
N/A
MP9 MP9
Operational Provisions
Special requirements for packaging, loading/unloading, and transport operations
V5
CV9 CV11 CV36 CV9 CV11 CV36
S20
Similar Substances
Alternative substances with comparable transport classifications
NEON, REFRIGERATED LIQUID
UN 1913 · Class 2
ARGON, REFRIGERATED LIQUID
UN 1951 · Class 2
HELIUM, REFRIGERATED LIQUID
UN 1963 · Class 2
KRYPTON, REFRIGERATED LIQUID
UN 1970 · Class 2
CARBON DIOXIDE, REFRIGERATED LIQUID
UN 2187 · Class 2
XENON, REFRIGERATED LIQUID
UN 2591 · Class 2
TRIFLUOROMETHANE, REFRIGERATED LIQUID
UN 3136 · Class 2
GAS, REFRIGERATED LIQUID, N.O.S.
UN 3158 · Class 2
AIR, COMPRESSED
UN 1002 · Class 2
ARGON, COMPRESSED
UN 1006 · Class 2
This information is provided for general guidance only. Users must verify all information against current official ADR documentation. For complete regulations, consult the official ADR text and relevant national regulations.