Overview
Transport classification and identification for dangerous goods by road
Classification Details
Hazard labelling, danger number, and packing group information
I
I = High danger, II = Medium danger, III = Low danger
4.3 4.3
Required on packages and vehicles
X323
Kemler code on orange-colored plates
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Transport Regulations
Transport category, tunnel restrictions, and special provisions
1
Determines maximum quantity per transport unit
(B/E)
Restrictions for passage through road tunnels
Quantity Limits
Limited and excepted quantity thresholds for simplified transport
0
Maximum under simplified transport provisions
E0
Exempt from certain ADR provisions
Packing Instructions
Packaging requirements, special provisions, and mixed packing rules
P402
N/A
MP2 MP2
Operational Provisions
Special requirements for packaging, loading/unloading, and transport operations
V1
CV23 CV23
S20
Similar Substances
Alternative substances with comparable transport classifications
ALKALI METAL AMALGAM, LIQUID
UN 1389 · Class 4.3 · PG I
ALKALI METAL DISPERSION or ALKALINE EARTH METAL DISPERSION
UN 1391 · Class 4.3 · PG I
ALKALINE EARTH METAL AMALGAM, LIQUID
UN 1392 · Class 4.3 · PG I
ALKALI METAL ALLOY, LIQUID, N.O.S.
UN 1421 · Class 4.3 · PG I
POTASSIUM SODIUM ALLOYS, LIQUID
UN 1422 · Class 4.3 · PG I
WATER-REACTIVE LIQUID, N.O.S.
UN 3148 · Class 4.3 · PG I
ORGANOMETALLIC SUBSTANCE, LIQUID, WATER- REACTIVE
UN 3398 · Class 4.3 · PG I
CALCIUM CARBIDE
UN 1402 · Class 4.3 · PG I
CALCIUM HYDRIDE
UN 1404 · Class 4.3 · PG I
CAESIUM
UN 1407 · Class 4.3 · PG I
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.