UN 1614

HYDROGEN CYANIDE, STABILIZED, containing less than 3 % water and absorbed in a porous inert material

UN 1614 — ADR 2025 Table A: class 6.1, classification code TF1, packing group I, labels 6.1 +3, special provisions 386 603 676, limited quantity 0, excepted quantity E0, packing instructions P099 P601, transport category 0, 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 1614
(1) UN No.1614
(2) Name and descriptionHYDROGEN CYANIDE, STABILIZED, containing less than 3 % water and absorbed in a porous inert material
(3a) Class6.1
(3b) Classification codeTF1
(4) Packing groupI
(5) Labels6.1 +3
(6) Special provisions386 603 676
(7a) Limited quantities0
(7b) Excepted quantitiesE0
(8) Packaging: packing instructionsP099 P601
(9a) Packaging: special packing provisionsRR10
(9b) Packaging: mixed packing provisionsMP2
(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)0 (D)
(16) Special provisions for carriage: packagesV8
(17) Special provisions for carriage: bulk—
(18) Special provisions for carriage: loading, unloading and handlingCV1 CV13 CV28
(19) Special provisions for carriage: operationS2 S4 S9 S10 S14
(20) Hazard identification No.—

ADR 2027 (accepted) — no change for UN 1614

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=1614&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 (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 0: no 1.1.3.6 exemption applies (ADR 1.1.3.6.3; from the ADR table itself)
Labels
Labels: model 6.1 (Toxic substances), model 3 (Flammable liquids) (ADR 5.2.2.2.2, label model No. 6.1, 5.2.2.2.2, label model No. 3; paraphrase, not yet reviewed)
Packing
Packing instruction P099: Only packagings approved for the goods by the competent authority; approval copy or a transport-document statement must accompany the load. Packing instruction P601: Hermetically sealed packagings for highly toxic liquids: canned glass inners (15 kg gross), 5 l inners (75 kg), drum-in-drum, or pressure receptacles. Special packing provision RR10: RID/ADR only: UN 1614 absorbed in porous material goes in metal receptacles of at most 7.5 L, fully filled, in wooden cases. Mixed packing provision MP2: No mixed packing: the goods must be alone in their package. (ADR 4.1.4.1, P099, 4.1.4.1, P601, 4.1.4.1, P601, RR10, 4.1.10.4, MP2; paraphrase, not yet reviewed)
Carriage
Carriage provision V8: Temperature control applies: follow 7.1.7; not applicable to inhibitor-stabilized 3.1.2.6 substances with SADT above 50 °C. Loading provision CV1: Public-place loading/unloading: special permission needed inside built-up areas, advance notice to the authorities outside them. Loading provision CV13: After a leak or spill, clean (and if needed disinfect or decontaminate) the vehicle or container before reuse; check other goods for contamination. Loading provision CV28: Pointer: the provisions of 7.5.4 apply. Operation provision S2: Flammable liquids/gases: no ordinary portable lights in closed load compartments; FL heaters off during loading; earth FL vehicles before filling. Operation provision S4: Temperature control: see 7.1.7; not applicable to inhibitor-stabilized 3.1.2.6 substances with SADT above 50 °C. Operation provision S9: Any quantity: avoid service stops near inhabited or busy places; longer stops there need authority consent. Operation provision S10: April to October, when stationary and if local law requires, shade packages from the sun, e.g. sheets ≥ 20 cm above the load. Operation provision S14: Chapter 8.4 vehicle supervision applies for any amount of these substances. (ADR 7.2.4, V8, 7.5.11, CV1, 7.5.11, CV13, 7.5.11, CV28, 8.5, S2, 8.5, S4, 8.5, S9, 8.5, S10, 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 6.1 — Toxic & Infectious SubstancesPacking Group I
UN 1614Class 6.1 — Toxic & Infectious SubstancesPG I
Packing Group
I
High danger
Classification Code
TF1
Tunnel Code
(D) meaning →
Code governing tunnel passage
Transport Category
0
For the 1,000-point rule (0 = highest restriction)
Hazard ID No.
—
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 0
Never exempt — any quantity requires full ADR compliance
Per-substance max
0 kg/L
Per-substance maximum (1.1.3.6.3) — Category 0 is never exempt
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
Special Provisions
SP 386, SP 603, SP 676
May alter scope or limits — full text in ADR 2025 Chapter 3.3
Hazard Labels Required
Label 6.1Label 3

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

Special Provisions
SP 386SP 603SP 676

Refer to ADR 2025 Chapter 3.3 for full text of each provision.

Check if UN 1614 qualifies for 1.1.3.6 exemption
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Other Toxic & Infectious Substances near UN 1614 (Class 6.1)

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UN 1616
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UN 1618
LEAD ARSENITES
All Class 6.1 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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