ADR lookup / UN 1017

UN 1017 – CHLORINE

ADR details for UN 1017 from ADR 2025, Table A: class 2, hazard identification number 265 in the upper half of the orange plate.

UN 1017

ADR (road)

  • 2.3
  • 5.1
  • 8
Classification
Name and descriptionCHLORINE
Class2
Classification code2TOC
Packing group–
Labels2.3+5.1+8
Hazard identification number265
Limited and excepted quantities
Limited quantity (LQ)0
Excepted quantity (EQ)E0
Packaging
Packing instructions (8)P200
Mixed packing provisions (9b)MP9
Tanks
Portable tanks: instructions (10)T50; (M)
Portable tanks: special provisions (11)TP19
Tank code (12)P22DH(M)
Special provisions for tanks (13)TA4; TT9; TT10
Vehicle for tank carriage (14)AT
Carriage
Transport category1
Tunnel restriction code(C/D)
Loading, unloading and handling (18)CV9; CV10; CV36
Operation (19)S14
High consequence dangerous goods (1.10.3)
Threshold tank (1.10.3.1.2)0
Threshold bulk (1.10.3.1.2)a)
Threshold packages (1.10.3.1.2)0
Environment
Environmentally hazardousYes

Source: BAM – Datenbank GEFAHRGUT, dl-de/by-2-0. ADR 2025 (valid from 1 Jan 2025), BAM status 4 Nov 2024 (modified)

RID (rail)

Name and descriptionCHLORINE
Class2
Classification code2TOC
Labels2.3; 5.1; 8; (13)
Hazard identification number265
Limited quantity (LQ)0
Excepted quantity (EQ)E0
Packing instructions (8)P200
Mixed packing provisions (9b)MP9
Portable tanks: instructions (10)T50; (M)
Portable tanks: special provisions (11)TP19
Tank code (12)P22DH(M)
Special provisions for tanks (13)TU38; TE22; TE25; TA4; TT9; TT10; TM6
Transport category1
Loading, unloading and handling (18)CW9; CW10; CW36
Threshold tank (1.10.3.1.2)0
Threshold bulk (1.10.3.1.2)a)
Threshold packages (1.10.3.1.2)0

Source: BAM – Datenbank GEFAHRGUT, dl-de/by-2-0. RID 2025, status 4 Nov 2024 (modified)

ADN (inland waterways)

Name and descriptionCHLORINE
Class2
Classification code2TOC
Labels2.3; 5.1; 8
Limited quantity (LQ)0
Excepted quantity (EQ)E0
Equipment requiredPP; EP; TOX; A
VentilationVE02
Number of cones/blue lights2

Source: BAM – Datenbank GEFAHRGUT, dl-de/by-2-0. ADN 2025, status 4 Nov 2024 (modified)

IMDG (sea)

Name and descriptionCHLORINE
Class2.3
Subsidiary hazard5.1; 8
Marine pollutantP
Limited quantity (LQ)0
Excepted quantity (EQ)E0
Packing instructions (8)P200
Portable tanks: instructions (10)T50
Portable tanks: special provisions (11)TP19
EmSF-C; S-U
Stowage categoryD
StowageSW2
SegregationSG6; SG19

Source: BAM – Datenbank GEFAHRGUT, dl-de/by-2-0. IMDG Code Amdt. 42-24, applicable from 1 Jan 2026, status 9 Dec 2025 (modified)

ICAO (air)

Carriage prohibited.

Name and descriptionChlorine
Class2.3
Subsidiary hazard5.1; 8
Special provisions (6)A2
Packing instruction passenger aircraftFORBIDDEN
Packing instruction cargo aircraftFORBIDDEN
ERG code2PX
SP A2

This article or substance may be transported on cargo aircraft only with the prior approval of the appropriate authority of the State of Origin and the State of the Operator under the written conditions established by those authorities. Where States, other than the State of Origin and the State of the Operator, have notified ICAO that they require prior approval of shipments made under this special provision, approval must also be obtained from the States of transit, overflight and destination, as appropriate. In each case the conditions must include the quantity limitations and packing requirements and these must comply with S-3;1.2.3 of the Supplement. A copy of the document(s) of approval, showing the quantity limitations and the packing and labelling requirements, must accompany the consignment. Transport in accordance with this special provision must be noted on the dangerous goods transport document.

Source: BAM – Datenbank GEFAHRGUT, dl-de/by-2-0. ICAO TI 2025–2026, status 5 Nov 2024 (modified)

We maintain this information to the best of our knowledge, but errors and outdated data are possible. It does not replace the official text of ADR, RID, ADN, the IMDG Code or the ICAO TI, nor a check by a dangerous goods safety adviser. No liability is accepted for the information.

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