UN 3130

WATER-REACTIVE LIQUID, TOXIC, N.O.S.

UN 3130 (variant 1 of 3, packing group I) — ADR 2025 Table A: class 4.3, classification code WT1, packing group I, labels 4.3 +6.1, special provisions 274, limited quantity 0, excepted quantity E0, packing instructions P402, transport category 0, tunnel restriction code (B/E), hazard identification number X362.

UN 3130 (variant 2 of 3, packing group II) — ADR 2025 Table A: class 4.3, classification code WT1, packing group II, labels 4.3 +6.1, special provisions 274, limited quantity 500 ml, excepted quantity E0, packing instructions P402 IBC01, transport category 0, tunnel restriction code (D/E), hazard identification number 362.

UN 3130 (variant 3 of 3, packing group III) — ADR 2025 Table A: class 4.3, classification code WT1, packing group III, labels 4.3 +6.1, special provisions 274, limited quantity 1 L, excepted quantity E1, packing instructions P001 IBC02 R001, transport category 0, tunnel restriction code (E), hazard identification number 362.

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

Table A — ADR 2025 (ECE/TRANS/352), UN 3130 — variant 1 of 3, packing group I
(1) UN No.3130
(2) Name and descriptionWATER-REACTIVE LIQUID, TOXIC, N.O.S.
(3a) Class4.3
(3b) Classification codeWT1
(4) Packing groupI
(5) Labels4.3 +6.1
(6) Special provisions274
(7a) Limited quantities0
(7b) Excepted quantitiesE0
(8) Packaging: packing instructionsP402
(9a) Packaging: special packing provisionsRR4 RR8
(9b) Packaging: mixed packing provisionsMP2
(10) Portable tanks and bulk containers: instructions—
(11) Portable tanks and bulk containers: special provisions—
(12) ADR tank: tank codeL10DH
(13) ADR tank: special provisionsTU14 TE21 TM2
(14) Vehicle for tank carriageAT
(15) Transport category (Tunnel restriction code)0 (B/E)
(16) Special provisions for carriage: packagesV1
(17) Special provisions for carriage: bulk—
(18) Special provisions for carriage: loading, unloading and handlingCV23 CV28
(19) Special provisions for carriage: operationS20
(20) Hazard identification No.X362
Table A — ADR 2025 (ECE/TRANS/352), UN 3130 — variant 2 of 3, packing group II
(1) UN No.3130
(2) Name and descriptionWATER-REACTIVE LIQUID, TOXIC, N.O.S.
(3a) Class4.3
(3b) Classification codeWT1
(4) Packing groupII
(5) Labels4.3 +6.1
(6) Special provisions274
(7a) Limited quantities500 ml
(7b) Excepted quantitiesE0
(8) Packaging: packing instructionsP402 IBC01
(9a) Packaging: special packing provisionsRR4 RR8 BB1
(9b) Packaging: mixed packing provisionsMP15
(10) Portable tanks and bulk containers: instructions—
(11) Portable tanks and bulk containers: special provisions—
(12) ADR tank: tank codeL4DH
(13) ADR tank: special provisionsTU14 TE21 TM2
(14) Vehicle for tank carriageAT
(15) Transport category (Tunnel restriction code)0 (D/E)
(16) Special provisions for carriage: packagesV1
(17) Special provisions for carriage: bulk—
(18) Special provisions for carriage: loading, unloading and handlingCV23 CV28
(19) Special provisions for carriage: operation—
(20) Hazard identification No.362
Table A — ADR 2025 (ECE/TRANS/352), UN 3130 — variant 3 of 3, packing group III
(1) UN No.3130
(2) Name and descriptionWATER-REACTIVE LIQUID, TOXIC, N.O.S.
(3a) Class4.3
(3b) Classification codeWT1
(4) Packing groupIII
(5) Labels4.3 +6.1
(6) Special provisions274
(7a) Limited quantities1 L
(7b) Excepted quantitiesE1
(8) Packaging: packing instructionsP001 IBC02 R001
(9a) Packaging: special packing provisions—
(9b) Packaging: mixed packing provisionsMP15
(10) Portable tanks and bulk containers: instructions—
(11) Portable tanks and bulk containers: special provisions—
(12) ADR tank: tank codeL4DH
(13) ADR tank: special provisionsTU14 TE21 TM2
(14) Vehicle for tank carriageAT
(15) Transport category (Tunnel restriction code)0 (E)
(16) Special provisions for carriage: packagesV1
(17) Special provisions for carriage: bulk—
(18) Special provisions for carriage: loading, unloading and handlingCV23 CV28
(19) Special provisions for carriage: operation—
(20) Hazard identification No.362

ADR 2027 (accepted) — no change for UN 3130

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 — variant 1 of 3, packing group I

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 0: no 1.1.3.6 exemption applies (ADR 1.1.3.6.3; from the ADR table itself)
Labels
Labels: model 4.3 (Substances which emit flammable gases in contact with water), model 6.1 (Toxic substances) (ADR 5.2.2.2.2, label model No. 4.3, 5.2.2.2.2, label model No. 6.1; paraphrase, not yet reviewed)
Packing
Packing instruction P402: Steel pressure receptacles at 6 bar, combination packagings (glass 10 kg / metal or plastics 15 kg inners, 125 kg outer), 1A1 drums or 6HA1/6HB1 up to 250 l. Special packing provision RR4: RID/ADR only: UN 3130 receptacle openings must be closed by two devices in series, one screwed or equally secured. Special packing provision RR8: RID/ADR only: pressure receptacles for the listed substances need initial and periodic tests at no less than 1 MPa (10 bar). Mixed packing provision MP2: No mixed packing: the goods must be alone in their package. (ADR 4.1.4.1, P402, 4.1.4.1, P402, RR4, 4.1.4.1, P402, RR8, 4.1.10.4, MP2; paraphrase, not yet reviewed)
Tanks
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 TU14: Protective caps on the closures must be locked during carriage. Tank provision TE21: Closures must be protected by lockable caps. Tank provision TM2: Tanks must additionally be marked "Do not open during carriage" and "Gives off flammable gases on contact with water". 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 4.3.4.1.1, tank code L10DH, 4.3.5, TU14, 6.8.4 (b), TE21, 6.8.4 (e), TM2, 9.1.1.2, AT vehicle; paraphrase, not yet reviewed)
Carriage
Carriage provision V1: Packages must go on a closed or sheeted vehicle or in a closed or sheeted container; open vehicles and containers are not allowed. Loading provision CV23: Take special measures when handling packages so they never come into contact with water. Loading provision CV28: Pointer: the provisions of 7.5.4 apply. Operation provision S20: Chapter 8.4 supervision applies above 10 000 kg in packages, or above 3 000 litres in tanks. (ADR 7.2.4, V1, 7.5.11, CV23, 7.5.11, CV28, 8.5, S20; 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.

In plain words — variant 2 of 3, packing group II

Tunnels
Tunnel code (D/E): in tanks, Prohibited in D, E (bulk or tanks); in other carriage, Prohibited in E. Bulk/tanks: A, B, C. Packages: A, B, C, D. (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 4.3 (Substances which emit flammable gases in contact with water), model 6.1 (Toxic substances) (ADR 5.2.2.2.2, label model No. 4.3, 5.2.2.2.2, label model No. 6.1; paraphrase, not yet reviewed)
Packing
Packing instruction P402: Steel pressure receptacles at 6 bar, combination packagings (glass 10 kg / metal or plastics 15 kg inners, 125 kg outer), 1A1 drums or 6HA1/6HB1 up to 250 l. Packing instruction IBC01: Liquids under IBC01 may go only in metal IBCs of types 31A, 31B or 31N, subject to the general packing rules. Special packing provision RR4: RID/ADR only: UN 3130 receptacle openings must be closed by two devices in series, one screwed or equally secured. Special packing provision RR8: RID/ADR only: pressure receptacles for the listed substances need initial and periodic tests at no less than 1 MPa (10 bar). Special packing provision BB1: RID/ADR only: UN 3130 IBC openings must be closed by two devices in series, one screwed or equally secured. 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, P402, 4.1.4.2, IBC01, 4.1.4.1, P402, RR4, 4.1.4.1, P402, RR8, 4.1.4.2, IBC01, BB1, 4.1.10.4, MP15; paraphrase, not yet reviewed)
Tanks
Tank code L4DH: ADR tank code for Classes 1 and 3–9: liquid tank, 4 bar, openings D, hermetically closed. — L: tank for liquid-state substances (liquids, or solids handed over molten); 4: minimum calculation pressure of 4 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 TU14: Protective caps on the closures must be locked during carriage. Tank provision TE21: Closures must be protected by lockable caps. Tank provision TM2: Tanks must additionally be marked "Do not open during carriage" and "Gives off flammable gases on contact with water". 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 4.3.4.1.1, tank code L4DH, 4.3.5, TU14, 6.8.4 (b), TE21, 6.8.4 (e), TM2, 9.1.1.2, AT vehicle; paraphrase, not yet reviewed)
Carriage
Carriage provision V1: Packages must go on a closed or sheeted vehicle or in a closed or sheeted container; open vehicles and containers are not allowed. Loading provision CV23: Take special measures when handling packages so they never come into contact with water. Loading provision CV28: Pointer: the provisions of 7.5.4 apply. (ADR 7.2.4, V1, 7.5.11, CV23, 7.5.11, CV28; 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.

In plain words — variant 3 of 3, packing group III

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 0: no 1.1.3.6 exemption applies (ADR 1.1.3.6.3; from the ADR table itself)
Labels
Labels: model 4.3 (Substances which emit flammable gases in contact with water), model 6.1 (Toxic substances) (ADR 5.2.2.2.2, label model No. 4.3, 5.2.2.2.2, label model No. 6.1; paraphrase, not yet reviewed)
Packing
Packing instruction P001: General packing instruction for liquids: combination, single, composite packagings and pressure receptacles, with capacity/mass limits by packing group. 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, P001, 4.1.4.2, IBC02, 4.1.4.1, R001, 4.1.10.4, MP15; paraphrase, not yet reviewed)
Tanks
Tank code L4DH: ADR tank code for Classes 1 and 3–9: liquid tank, 4 bar, openings D, hermetically closed. — L: tank for liquid-state substances (liquids, or solids handed over molten); 4: minimum calculation pressure of 4 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 TU14: Protective caps on the closures must be locked during carriage. Tank provision TE21: Closures must be protected by lockable caps. Tank provision TM2: Tanks must additionally be marked "Do not open during carriage" and "Gives off flammable gases on contact with water". 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 4.3.4.1.1, tank code L4DH, 4.3.5, TU14, 6.8.4 (b), TE21, 6.8.4 (e), TM2, 9.1.1.2, AT vehicle; paraphrase, not yet reviewed)
Carriage
Carriage provision V1: Packages must go on a closed or sheeted vehicle or in a closed or sheeted container; open vehicles and containers are not allowed. Loading provision CV23: Take special measures when handling packages so they never come into contact with water. Loading provision CV28: Pointer: the provisions of 7.5.4 apply. (ADR 7.2.4, V1, 7.5.11, CV23, 7.5.11, CV28; 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 4.3 — Flammable SolidsPacking Group I3 variants
UN 3130 has 3 classification variants in ADR 2025 — different hazard divisions or descriptions for the same UN number. Each variant may have different transport requirements.
UN 3130Class 4.3 — Flammable SolidsPG IVariant 1 of 3
WATER-REACTIVE LIQUID, TOXIC, N.O.S.
Packing Group
I
High danger
Classification Code
WT1
Tunnel Code
(B/E) meaning →
Code governing tunnel passage
Transport Category
0
For the 1,000-point rule (0 = highest restriction)
Hazard ID No.
X362
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 274
May alter scope or limits — full text in ADR 2025 Chapter 3.3
Hazard Labels Required
Label 4.3Label 6.1

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

Special Provisions
SP 274

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

UN 3130Class 4.3 — Flammable SolidsPG IIVariant 2 of 3
WATER-REACTIVE LIQUID, TOXIC, N.O.S.
Packing Group
II
Medium danger
Classification Code
WT1
Tunnel Code
(D/E) meaning →
Code governing tunnel passage
Transport Category
0
For the 1,000-point rule (0 = highest restriction)
Hazard ID No.
362
Kemler code
Limited Quantity
500 ml
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
500 ml
Max per inner packaging for LQ relief (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 274
May alter scope or limits — full text in ADR 2025 Chapter 3.3
Hazard Labels Required
Label 4.3Label 6.1

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

Special Provisions
SP 274

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

UN 3130Class 4.3 — Flammable SolidsPG IIIVariant 3 of 3
WATER-REACTIVE LIQUID, TOXIC, N.O.S.
Packing Group
III
Low danger
Classification Code
WT1
Tunnel Code
(E) meaning →
Code governing tunnel passage
Transport Category
0
For the 1,000-point rule (0 = highest restriction)
Hazard ID No.
362
Kemler code
Limited Quantity
1 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 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
1 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
Special Provisions
SP 274
May alter scope or limits — full text in ADR 2025 Chapter 3.3
Hazard Labels Required
Label 4.3Label 6.1

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

Special Provisions
SP 274

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

Check if UN 3130 qualifies for 1.1.3.6 exemption
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Other Flammable Solids near UN 3130 (Class 4.3)

UN 3129
WATER-REACTIVE LIQUID, CORROSIVE…
UN 3131
WATER-REACTIVE SOLID, CORROSIVE,…
UN 3132
WATER-REACTIVE SOLID, FLAMMABLE,…
UN 3133
WATER-REACTIVE SOLID, OXIDIZING,…
UN 3134
WATER-REACTIVE SOLID, TOXIC, N.O.S.
All Class 4.3 UN numbers →
Use this data programmatically
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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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