UN 1486

POTASSIUM NITRATE

UN 1486 — ADR 2025 Table A: class 5.1, classification code O2, packing group III, labels 5.1, special provisions —, limited quantity 5 kg, excepted quantity E1, packing instructions P002 IBC08 LP02 R001, transport category 3, tunnel restriction code (E), hazard identification number 50.

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

Table A — ADR 2025 (ECE/TRANS/352), UN 1486
(1) UN No.1486
(2) Name and descriptionPOTASSIUM NITRATE
(3a) Class5.1
(3b) Classification codeO2
(4) Packing groupIII
(5) Labels5.1
(6) Special provisions—
(7a) Limited quantities5 kg
(7b) Excepted quantitiesE1
(8) Packaging: packing instructionsP002 IBC08 LP02 R001
(9a) Packaging: special packing provisionsB3
(9b) Packaging: mixed packing provisionsMP10
(10) Portable tanks and bulk containers: instructionsT1 BK1 BK2 BK3
(11) Portable tanks and bulk containers: special provisionsTP33
(12) ADR tank: tank codeSGAV
(13) ADR tank: special provisionsTU3
(14) Vehicle for tank carriageAT
(15) Transport category (Tunnel restriction code)3 (E)
(16) Special provisions for carriage: packages—
(17) Special provisions for carriage: bulkVC1 VC2 AP6 AP7
(18) Special provisions for carriage: loading, unloading and handlingCV24
(19) Special provisions for carriage: operation—
(20) Hazard identification No.50

ADR 2027 (accepted) — no change for UN 1486

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 (E): in tanks, Prohibited in E; in other carriage, Prohibited in E. Every category except E. (ADR 8.6.4; from the ADR table itself)
Small-load exemption
Transport category 3: at most 1000 per transport unit under 1.1.3.6, counted ×1 toward the 1,000-point limit (ADR 1.1.3.6.3; from the ADR table itself)
Labels
Labels: model 5.1 (Oxidizing substances) (ADR 5.2.2.2.2, label model No. 5.1; paraphrase, not yet reviewed)
Packing
Packing instruction P002: General packing instruction for solids: combination, single, composite packagings and pressure receptacles, with net mass limits by packing group. Packing instruction IBC08: IBC08 is the widest solids IBC instruction: metal, rigid plastics, composite, fibreboard 11G, wooden and flexible 13-series IBCs. Packing instruction LP02: Solids in large packagings: glass, plastics, metal, paper or fibre inners in 50-series or 51H outers, packing group III only, up to 3 m3. Packing instruction R001: R001 permits light gauge metal packagings 0A1 and 0A2 up to 40 l / 50 kg for packing groups II and III; packing group I is not allowed. Special packing provision B3: Flexible IBCs must be sift-proof and water-resistant, or carry a liner that is. Mixed packing provision MP10: Up to 5 kg per inner packaging may be mixed with same-class goods of other codes, other classes that permit it, or non-ADR goods. (ADR 4.1.4.1, P002, 4.1.4.2, IBC08, 4.1.4.3, LP02, 4.1.4.1, R001, 4.1.4.2, IBC08, B3, 4.1.10.4, MP10; paraphrase, not yet reviewed)
Tanks
Portable tank instruction T1: Portable tank, Class 1 and 3–9: test 1.5 bar; shell See 6.7.2.4.2; relief Normal; bottom openings See 6.7.2.6.2. Bulk container code BK1: Bulk carriage in sheeted bulk containers is allowed for the substance, subject to Chapter 6.11 and 7.3.2. Bulk container code BK2: Bulk carriage in closed bulk containers is allowed for the substance, subject to Chapter 6.11 and 7.3.2. Bulk container code BK3: Carriage in flexible bulk containers is allowed: max 14 t gross, height-to-width ≤ 1.1, two-year service life. Portable tank provision TP33: The assigned tank instruction covers granular/powdered solids and solids loaded hot but carried as a solid mass. Tank code SGAV: ADR tank code for Classes 1 and 3–9: solid tank, G (general minimum), openings A, valves/devices V. — S: tank for solid-state substances (powdery or granular); G: minimum calculation pressure under the general requirements of 6.8.2.1.14; A: filling or discharge openings at the bottom, each with 2 closures; V: has a 6.8.2.2.6 breather device but no flame-propagation protection, or is not explosion-pressure-shock resistant 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 T1, 7.3.2.1, BK1, 7.3.2.1, BK2, 7.3.2.1, BK3, 4.2.5.3, TP33, 4.3.4.1.1, tank code SGAV, 4.3.5, TU3, 9.1.1.2, AT vehicle; paraphrase, not yet reviewed)
Carriage
Bulk carriage VC1: Bulk carriage allowed in sheeted vehicles, sheeted containers or sheeted bulk containers (BK1 also usable if 7.3.3.2 met). Bulk carriage VC2: Bulk carriage allowed in closed vehicles, closed containers or closed bulk containers (BK2 also usable if 7.3.3.2 met). Bulk provision AP6: Wooden or combustible bodies need an impermeable, combustion-resistant surfacing or sodium silicate coating; sheets impermeable and non-combustible. Bulk provision AP7: Bulk carriage is permitted only as a full load. Loading provision CV24: Clean the vehicle or container of combustible debris before loading; no readily flammable stowage material. (ADR 7.3.3.1, VC1, 7.3.3.1, VC2, 7.3.3.2, AP6, 7.3.3.2, AP7, 7.5.11, CV24; 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 III
UN 1486Class 5.1 — Oxidising Substances & Organic PeroxidesPG III
Packing Group
III
Low danger
Classification Code
O2
Tunnel Code
(E) meaning →
Code governing tunnel passage
Transport Category
3
For the 1,000-point rule (0 = highest restriction)
Hazard ID No.
50
Kemler code
Limited Quantity
5 kg
Max per inner package for LQ relief
Excepted Quantity
E1
EQ code for excepted quantity relief
Thresholds — why, not just the verdict
Transport Category
Category 3
×1 points per kg/L — up to 1,000 kg/L of this substance alone stays under the 1,000-point threshold
Per-substance max
1,000 kg/L
Per-substance maximum for 1.1.3.6 relief (1.1.3.6.3)
Limited Quantity
5 kg
Max per inner packaging for LQ relief (Chapter 3.4)
Excepted Quantity
E1
Max 30 ml/g per inner, 1,000 ml/g per outer package (Chapter 3.5)
Tunnel Code
Governs which tunnel categories the load may pass
Hazard Labels Required
Label 5.1

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 1486 (Class 5.1)

UN 1483
PEROXIDES, INORGANIC, N.O.S.
UN 1484
POTASSIUM BROMATE
UN 1485
POTASSIUM CHLORATE
UN 1487
POTASSIUM NITRATE AND SODIUM NIT…
UN 1488
POTASSIUM NITRITE
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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