UN 1746

BROMINE TRIFLUORIDE

UN 1746 — ADR 2025 Table A: class 5.1, classification code OTC, packing group I, labels 5.1 +6.1 +8, special provisions —, limited quantity 0, excepted quantity E0, packing instructions P200, transport category 1, tunnel restriction code (B/E), hazard identification number 568.

UNECE ADR 2025, ECE/TRANS/352 · checked 2026-10-28

Table A — ADR 2025 (ECE/TRANS/352), UN 1746
(1) UN No.1746
(2) Name and descriptionBROMINE TRIFLUORIDE
(3a) Class5.1
(3b) Classification codeOTC
(4) Packing groupI
(5) Labels5.1 +6.1 +8
(6) Special provisions—
(7a) Limited quantities0
(7b) Excepted quantitiesE0
(8) Packaging: packing instructionsP200
(9a) Packaging: special packing provisions—
(9b) Packaging: mixed packing provisionsMP2
(10) Portable tanks and bulk containers: instructionsT22
(11) Portable tanks and bulk containers: special provisionsTP2
(12) ADR tank: tank codeL10DH
(13) ADR tank: special provisionsTU3
(14) Vehicle for tank carriageAT
(15) Transport category (Tunnel restriction code)1 (B/E)
(16) Special provisions for carriage: packages—
(17) Special provisions for carriage: bulk—
(18) Special provisions for carriage: loading, unloading and handlingCV24 CV28
(19) Special provisions for carriage: operationS14
(20) Hazard identification No.568

ADR 2027 (accepted) — no change for UN 1746

ADR 2027 was accepted: depositary notification C.N.395.2026 (9 October 2026) records no objection to the amendments proposed by C.N.252.2026. It applies from 1 January 2027, and ADR 2025 may still be applied until 30 June 2027 (1.6.1.1). (C.N.395.2026)

ADR 2027: no Table A change for this entry (checked against ECE/TRANS/WP.15/274, Add.1 and Corr.1). Other parts of ADR 2027 may still affect its carriage.

This entry under ADR 2027 on the API: /api/adr?un=1746&edition=2027 (editions and as_of).

ADR 2025 is the edition that applies until ADR 2027 takes effect on 1 January 2027, and FreightUtils answers on it by default until then; the API answers on ADR 2027 now with edition=2027. After that date, ADR 2025 may still be applied until 30 June 2027 (1.6.1.1).

All ADR 2027 Table A changes →Check a list of UN numbers →

In plain words

Tunnels
Tunnel code (B/E): in tanks, Prohibited in B, C, D, E; in other carriage, Prohibited in E. Tanks: A only. Packages: A, B, C, D. (ADR 8.6.4; from the ADR table itself)
Small-load exemption
Transport category 1: at most 20 per transport unit under 1.1.3.6, counted ×50 toward the 1,000-point limit (ADR 1.1.3.6.3; from the ADR table itself)
Labels
Labels: model 5.1 (Oxidizing substances), model 6.1 (Toxic substances), model 8 (Corrosive substances) (ADR 5.2.2.2.2, label model No. 5.1, 5.2.2.2.2, label model No. 6.1, 5.2.2.2.2, label model No. 8; paraphrase, not yet reviewed)
Packing
Packing instruction P200: Gases in cylinders, tubes, pressure drums and bundles: closure, test pressure, filling limits, periodic inspection and per-gas provisions. Mixed packing provision MP2: No mixed packing: the goods must be alone in their package. (ADR 4.1.4.1, P200, 4.1.10.4, MP2; paraphrase, not yet reviewed)
Tanks
Portable tank instruction T22: Portable tank, Class 1 and 3–9: test 10 bar; shell 10 mm; relief See 6.7.2.8.3; bottom openings Not allowed. Portable tank provision TP2: Portable tank must not be filled beyond the degree of filling set by 4.2.1.9.3 (the 95-based formula). Tank code L10DH: ADR tank code for Classes 1 and 3–9: liquid tank, 10 bar, openings D, hermetically closed. — L: tank for liquid-state substances (liquids, or solids handed over molten); 10: minimum calculation pressure of 10 bar (see 6.8.2.1.14); D: filled and discharged from the top; nothing opens below the liquid surface; H: hermetically closed (see 1.2.1) Tank provision TU3: Shell interior and every part touching the substance kept clean; no lubricant that could react dangerously with it on pumps or valves. Vehicle for tank carriage: AT — Tank vehicle for dangerous goods that is not EX/III, FL or a MEMU: tanks over 1 m³ / 3 m³, or battery-vehicle over 1 m³. (ADR 4.2.5.2.6, portable tank instruction T22, 4.2.5.3, TP2, 4.3.4.1.1, tank code L10DH, 4.3.5, TU3, 9.1.1.2, AT vehicle; paraphrase, not yet reviewed)
Carriage
Loading provision CV24: Clean the vehicle or container of combustible debris before loading; no readily flammable stowage material. Loading provision CV28: Pointer: the provisions of 7.5.4 apply. Operation provision S14: Chapter 8.4 vehicle supervision applies for any amount of these substances. (ADR 7.5.11, CV24, 7.5.11, CV28, 8.5, S14; paraphrase, not yet reviewed)

Assembled from FreightUtils' meanings of the Table A codes, not the official text. A statement marked “not yet reviewed” has not yet been checked against ADR by a person.

Class 5.1 — Oxidising Substances & Organic PeroxidesPacking Group I
UN 1746Class 5.1 — Oxidising Substances & Organic PeroxidesPG I
Packing Group
I
High danger
Classification Code
OTC
Tunnel Code
(B/E) meaning →
Code governing tunnel passage
Transport Category
1
For the 1,000-point rule (0 = highest restriction)
Hazard ID No.
568
Kemler code
Limited Quantity
0
Max per inner package for LQ relief
Excepted Quantity
E0
EQ code for excepted quantity relief
Thresholds — why, not just the verdict
Transport Category
Category 1
×50 points per kg/L — up to 20 kg/L of this substance alone stays under the 1,000-point threshold
Per-substance max
20 kg/L
Per-substance maximum for 1.1.3.6 relief (1.1.3.6.3)
Limited Quantity
Not permitted
No limited-quantity relief for this entry (Chapter 3.4)
Excepted Quantity
E0
No excepted-quantity relief for this entry (Chapter 3.5)
Tunnel Code
Governs which tunnel categories the load may pass
Hazard Labels Required
Label 5.1Label 6.1Label 8

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

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Other Oxidising Substances & Organic Peroxides near UN 1746 (Class 5.1)

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UN 1872
LEAD DIOXIDE
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PERCHLORIC ACID with more than 5…
UN 1942
AMMONIUM NITRATE with not more t…
All Class 5.1 UN numbers →
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📅Data: UNECE ADR 2025 (ECE/TRANS/352), via EU Directive 2008/68/EC. Last verified October 2026

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

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