General Information
Revision date
2021-01-10
Product name
Nitrous Oxide (N2O)
Product Synonyms
Laughing Gas, Nitrogen monoxide
Chemical name
Nitrous Oxide (N2O)
CAS No.
10024-97-2
1.2.1 Relevant identified uses
Scientific Use, Anaesthetic Gas
Icons in SDS
Section 2
SECTION 2: Hazards identification
Dangerous Goods Class and Subsidiary Risk: 2.2 / 5.1 subsidiary risk
HSNO Classifications
5.1.2A, 6.8B, 6.9B
Hazard statements
Contains gas under pressure; may explode if heated. May cause or intensify fire; oxidiser. Supports Combustion. Suspected of damaging fertility or the unborn child. May cause damage to organs through prolonged or repeated exposure.
Precautionary statements
Read label before use. Read Safety Data Sheet before use. Obtain special instructions before use. Keep/Store away from all combustible materials. Keep reduction valves and all equipment in contact with nitrous oxide free from grease and oil. Do not handle until all safety precautions have been read and understood. Use personal protective equipment as required. Do not breathe gas. Prepared Document Number of By: MAM Number: MSDS 015 Copies 1 Authorised Issue File By: WJM Updated: 01/10/2021 Location: MASTER FILE Reason for Revision Page Amendment: Updated: Number: REV 003 Number: 1 Do not eat, drink or smoke when using this product. In case of fire: Stop leak if safe to do so. Move away from cylinder and cool with water from a protected position. If exposed/concerned/unwell: Get medical advice/attention. Store in a well-ventilated place away from sunlight. Store locked up. Discharge to atmosphere in large quantities. Do not discharge into any place where its accumulation could be dangerous.
