UN 1798

NITROHYDROCHLORIC ACID

Class 8Corrosive SubstancesCarriage prohibited
Carriage prohibited by ADR (road)

ADR 2025 Table A lists UN 1798 (NITROHYDROCHLORIC ACID) as “CARRIAGE PROHIBITED” — it may not be carried by road under ADR. No packing group, transport category, or 1.1.3.6 small-load exemption applies: the entry is banned from carriage, not exempt from it.

UN 1798Class 8 — Corrosive SubstancesCarriage prohibited
Packing Group
None
Carriage prohibited — see the verdict above
Classification Code
COT
Tunnel Code
None meaning →
Carriage prohibited — see the verdict above
Transport Category
None — the entry may not be carried by road under ADR
Hazard ID No.
Kemler code
Limited Quantity
Carriage prohibited — see the verdict above
Excepted Quantity
Carriage prohibited — see the verdict above

Other Corrosive Substances (Class 8)

UN 1052
HYDROGEN FLUORIDE, ANHYDROUS
UN 1604
ETHYLENEDIAMINE
UN 1715
ACETIC ANHYDRIDE
UN 1716
ACETYL BROMIDE
UN 1718
BUTYL ACID PHOSPHATE
Use this data programmatically
GET /api/adr?un=1798
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📅Data: UNECE ADR 2025 (ECE/TRANS/352), via EU Directive 2008/68/EC. Last verified August 2026

ADR reference data only. Classification is the consignor's legal responsibility. Consult a DGSA for compliance decisions.

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