UN 3519 — ADR 2025 Table A: class 2, classification code 9TC, packing group —, labels 2.3 +8, special provisions —, limited quantity 0, excepted quantity E0, packing instructions P208, transport category 1, tunnel restriction code (D), hazard identification number —.

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

Table A — ADR 2025 (ECE/TRANS/352), UN 3519
(1) UN No.	3519
(2) Name and description	BORON TRIFLUORIDE, ADSORBED
(3a) Class	2
(3b) Classification code	9TC
(4) Packing group	—
(5) Labels	2.3 +8
(6) Special provisions	—
(7a) Limited quantities	0
(7b) Excepted quantities	E0
(8) Packaging: packing instructions	P208
(9a) Packaging: special packing provisions	—
(9b) Packaging: mixed packing provisions	MP9
(10) Portable tanks and bulk containers: instructions	—
(11) Portable tanks and bulk containers: special provisions	—
(12) ADR tank: tank code	—
(13) ADR tank: special provisions	—
(14) Vehicle for tank carriage	—
(15) Transport category (Tunnel restriction code)	1 (D)
(16) Special provisions for carriage: packages	—
(17) Special provisions for carriage: bulk	—
(18) Special provisions for carriage: loading, unloading and handling	CV9 CV10 CV36
(19) Special provisions for carriage: operation	S14
(20) Hazard identification No.	—

ADR 2027 (accepted) — no change for UN 3519

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.

ADR 2025 remains the edition FreightUtils serves and the one that applies until ADR 2027 takes effect on 1 January 2027; after that, 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 (D): in tanks, Prohibited in D, E; in other carriage, Prohibited in D, E. Categories A, B, C. (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 2.3 (Gases: toxic gases), model 8 (Corrosive substances) (ADR 5.2.2.2.2, label model No. 2.3, 5.2.2.2.2, label model No. 8; paraphrase, not yet reviewed)
Packing: Packing instruction P208: Adsorbed gases in ISO 11513 / ISO 9809-1 cylinders: below 101.3 kPa at 20 °C and 300 kPa at 50 °C, min 21 bar test, 5-year inspections. Mixed packing provision MP9: May share a combination outer packaging with other Class 2 goods, with other classes that permit it, or with non-ADR goods. (ADR 4.1.4.1, P208, 4.1.10.4, MP9; paraphrase, not yet reviewed)
Carriage: Loading provision CV9: Do not throw packages or subject them to impact; stow receptacles so they cannot tip over or fall. Loading provision CV10: Cylinders lie along or across the vehicle axis (across at the front wall); stable or secured ones may stand; flat ones must be wedged. Loading provision CV36: Prefer open or ventilated units; if closed, isolate the cab from the load and mark doors "WARNING NO VENTILATION OPEN WITH CAUTION" (≥ 25 mm). Operation provision S14: Chapter 8.4 vehicle supervision applies for any amount of these substances. (ADR 7.5.11, CV9, 7.5.11, CV10, 7.5.11, CV36, 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 2 — Gases

UN 3519Class 2 — Gases