Hazard Class

4.3

Flammable Solids

Classification Code

Packing Group

Medium danger

Hazard ID No.

423

Kemler code

Transport Category

For 1,000-point rule

Tunnel Code

D/E

Tunnel restriction

Hazard Labels Required

Label 4.3

These labels must be displayed on packages and vehicle placards in accordance with ADR 2025.

Quantity Limits & Transport

Limited Quantity

500 g

Max per inner package for LQ relief

Excepted Quantity

EQ code for excepted quantity relief

Transport Category

0=highest, 4=lowest restriction

Tunnel Restriction

D/E

Code governing tunnel passage

Use this data programmatically

GET /api/adr?un=1400

BARIUM