UN 2031Class 8 — Corrosive SubstancesPG IVariant 1 of 3
NITRIC ACID, other than red fuming, with more than 70 % nitric acid
- Packing Group
- I
- High danger
- Classification Code
- CO1
- Tunnel Code
- (E)
- Code governing tunnel passage
- Transport Category
- 1
- For the 1,000-point rule (0 = highest restriction)
- Hazard ID No.
- 885
- Kemler code
- Limited Quantity
- 0
- Max per inner package for LQ relief
- Excepted Quantity
- E0
- EQ code for excepted quantity relief
Hazard Labels Required
Label 8Label 5.1
These labels must be displayed on packages and vehicle placards in accordance with ADR 2025.
UN 2031Class 8 — Corrosive SubstancesPG IIVariant 2 of 3
NITRIC ACID, other than red fuming, with at least 65 %, but not more than 70 % nitric acid
- Packing Group
- II
- Medium danger
- Classification Code
- CO1
- Tunnel Code
- (E)
- Code governing tunnel passage
- Transport Category
- 2
- For the 1,000-point rule (0 = highest restriction)
- Hazard ID No.
- 85
- Kemler code
- Limited Quantity
- 1 L
- Max per inner package for LQ relief
- Excepted Quantity
- E2
- EQ code for excepted quantity relief
Hazard Labels Required
Label 8Label 5.1
These labels must be displayed on packages and vehicle placards in accordance with ADR 2025.
UN 2031Class 8 — Corrosive SubstancesPG IIVariant 3 of 3
NITRIC ACID, other than red fuming, with less than 65 % nitric acid
- Packing Group
- II
- Medium danger
- Classification Code
- C1
- Tunnel Code
- (E)
- Code governing tunnel passage
- Transport Category
- 2
- For the 1,000-point rule (0 = highest restriction)
- Hazard ID No.
- 80
- Kemler code
- Limited Quantity
- 1 L
- Max per inner package for LQ relief
- Excepted Quantity
- E2
- EQ code for excepted quantity relief
Hazard Labels Required
Label 8
These labels must be displayed on packages and vehicle placards in accordance with ADR 2025.