ADR hazard number 56

Hazard identification number 56 on the orange plate: oxidizing (fire-intensifying) substance that is also toxic.

Printed in the upper half of the orange-coloured plate above the UN number, 56 identifies an oxidizing (fire-intensifying) substance that is also toxic.

Digit by digit
5oxidizing effect: the substance intensifies fire
6toxic, or a risk of infection

Note. Number and meaning pairing checked against a second text extraction of the list.

Refers to: 5.3.2.3.1; 5.3.2.2.3; Table A column (20).

Carried by 20 Table A entries

UN 1445 · UN 1446 · UN 1447 · UN 1448 · UN 1449 · UN 1469 · UN 1470 · UN 1500 · UN 2464 · UN 2573 · UN 2719 · UN 2741 · UN 3087 · UN 3405 · UN 3406 · UN 3408

Source: ADR 2025 (ECE/TRANS/352), Volume II, section 5.3.2.3.2, 56, page 268.

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.