UN 1381Class 4.2 — Flammable SolidsPG IVariant 1 of 2
PHOSPHORUS, WHITE or YELLOW, UNDER WATER or IN SOLUTION
- Packing Group
- I
- High danger
- Classification Code
- ST3
- Tunnel Code
- (B/E) meaning →
- Code governing tunnel passage
- Transport Category
- 0
- For the 1,000-point rule (0 = highest restriction)
- Hazard ID No.
- 46
- 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 503
May alter scope or limits — full text in ADR 2025 Chapter 3.3
Hazard Labels Required
Label 4.2Label 6.1
These labels must be displayed on packages and vehicle placards in accordance with ADR 2025.
Special Provisions
SP 503
Refer to ADR 2025 Chapter 3.3 for full text of each provision.
UN 1381Class 4.2 — Flammable SolidsPG IVariant 2 of 2
PHOSPHORUS, WHITE or YELLOW, DRY
- Packing Group
- I
- High danger
- Classification Code
- ST4
- Tunnel Code
- (B/E) meaning →
- Code governing tunnel passage
- Transport Category
- 0
- For the 1,000-point rule (0 = highest restriction)
- Hazard ID No.
- 46
- 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 503
May alter scope or limits — full text in ADR 2025 Chapter 3.3
Hazard Labels Required
Label 4.2Label 6.1
These labels must be displayed on packages and vehicle placards in accordance with ADR 2025.
Special Provisions
SP 503
Refer to ADR 2025 Chapter 3.3 for full text of each provision.