NITROUS OXIDE
ADR 2025 · Class 2 · carriage of dangerous goods by road
- Class
- 2
- Classif.
- 2O
- Hazard labels
- 2.2 +5.1
- Transport cat.
- 3 (C/E)
- Class
- 2
- Classification code
- 2O
- Limited quantities
- 0
- Excepted quantities
- E0
- Packing instructions
- P200
- Mixed packing
- MP9
- Tank instruction
- (M)
- Tank code
- PxBN(M)
- Vehicle type
- AT
- Hazard number
- 25
- Exemption limit
- 1000 kg/L
Special provisions
SP 584
This gas is not subject to the requirements of ADR when: -It contains not more than 0.5 % air in the gaseous state; -It is contained in metal capsules (sodors, sparklets) free from defects which may impair their strength; -The leakproofness of the closure of the capsule is ensured; -A capsule contains not more than 25 g of this gas; -A capsule contains not more than 0.75 g of this gas per cm³ of capacity.
SP 662
Cylinders not conforming to the provisions of Chapter 6.2 which are used exclusively on board a ship or aircraft, may be carried for the purpose of filling or inspection and subsequent return, provided the cylinders are designed and constructed in accordance with a standard recognized by the competent authority of the country of approval and all the other relevant requirements of ADR are met including: (a) The cylinders shall be carried with valve protection in conformity with 4.1.6.8; (b) The cylinders shall be marked and labelled in conformity with 5.2.1 and 5.2.2; and (c) All the relevant filling requirements of packing instruction P200 of 4.1.4.1 shall be complied with. The transport document shall include the following statement: "Carriage in accordance with special provision 662".