UN 3216

PERSULPHATES, INORGANIC, AQUEOUS SOLUTION, N.O.S.

UN 3216 — ADR 2025 Table A: class 5.1, classification code O1, packing group III, labels 5.1, special provisions —, limited quantity 5 L, excepted quantity E1, packing instructions P504 IBC02 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 3216
(1) UN No.3216
(2) Name and descriptionPERSULPHATES, INORGANIC, AQUEOUS SOLUTION, N.O.S.
(3a) Class5.1
(3b) Classification codeO1
(4) Packing groupIII
(5) Labels5.1
(6) Special provisions—
(7a) Limited quantities5 L
(7b) Excepted quantitiesE1
(8) Packaging: packing instructionsP504 IBC02 R001
(9a) Packaging: special packing provisions—
(9b) Packaging: mixed packing provisionsMP15
(10) Portable tanks and bulk containers: instructionsT4
(11) Portable tanks and bulk containers: special provisionsTP1 TP29
(12) ADR tank: tank codeLGBV
(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: bulk—
(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 3216

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 P504: Combination packagings by inner material (glass 5 l/75 kg, plastics 30 l/75 kg, metal 40 l/125 or 225 kg), single drums 250 l, jerricans 60 l, composites. Packing instruction IBC02: Liquids under IBC02 may use metal (31A/31B/31N), rigid plastics (31H1/31H2) or composite 31HZ1 IBCs, with B and BB limits per UN number. 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. Mixed packing provision MP15: Up to 3 litres per inner packaging may be mixed with goods of other codes or classes that permit it, or with non-ADR goods. (ADR 4.1.4.1, P504, 4.1.4.2, IBC02, 4.1.4.1, R001, 4.1.10.4, MP15; paraphrase, not yet reviewed)
Tanks
Portable tank instruction T4: Portable tank, Class 1 and 3–9: test 2.65 bar; shell See 6.7.2.4.2; relief Normal; bottom openings See 6.7.2.6.3. Portable tank provision TP1: Portable tank must not be filled beyond the degree of filling set by 4.2.1.9.2 (the 97-based formula). Portable tank provision TP29: A 1.5 bar minimum test pressure tank may be used if 1.5 bar or less is shown acceptable under 6.7.2.1. Tank code LGBV: ADR tank code for Classes 1 and 3–9: liquid tank, G (general minimum), openings B, valves/devices V. — L: tank for liquid-state substances (liquids, or solids handed over molten); G: minimum calculation pressure under the general requirements of 6.8.2.1.14; B: filling or discharge openings at the bottom, each with 3 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 T4, 4.2.5.3, TP1, 4.2.5.3, TP29, 4.3.4.1.1, tank code LGBV, 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. (ADR 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 3216Class 5.1 — Oxidising Substances & Organic PeroxidesPG III
Packing Group
III
Low danger
Classification Code
O1
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 L
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 L
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 3216 (Class 5.1)

UN 3213
BROMATES, INORGANIC, AQUEOUS SOL…
UN 3214
PERMANGANATES, INORGANIC, AQUEOU…
UN 3215
PERSULPHATES, INORGANIC, N.O.S.
UN 3218
NITRATES, INORGANIC, AQUEOUS SOL…
UN 3219
NITRITES, INORGANIC, AQUEOUS SOL…
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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