ADR special provision 321

These storage systems are always treated as containing hydrogen.

For carriage purposes the storage systems under this entry are to be regarded as containing hydrogen in every case.

Carried by 1 Table A entry

UN 3468

Source: ADR 2025 (ECE/TRANS/352), Volume I, section 3.3.1, special provision 321, page 622.

Paraphrase in FreightUtils' own words, not the official text. Not yet reviewed.

ADR 2027 amendments (accepted, applying from 1 January 2027) are not yet reflected on this page.