BSI - BS 4272-1
Specification for Anaesthetic and analgesic machines - Part 1: Anaesthetic machines of the on-demand type supplied with nitrous oxide and oxygen from separate containers
|Publication Date:||15 January 1968|
|ICS Code (Anaesthetic, respiratory and reanimation equipment):||11.040.10|
Basic requirements from the standpoint of performance and safety, for machines used in dentistry and midwifery. An appendix gives recommendations for periodic field testing of apparatus.